spectral
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C1 adjective /ˈspɛktrəl/

spectral

幽霊のような
Meaning
Relating to a ghost or specter; ghostly. Also relating to a spectrum.
Example
The old mansion had a spectral atmosphere at night.
古い館には夜、幽霊のような雰囲気が漂っていた。
C1 adjective /smʌɡ/

smug

自惚れた
Meaning
having or showing an excessive pride in oneself or one's achievements
Example
He wore a smug smile after winning the debate.
彼は議論に勝った後、自惚れた笑顔を見せた。
C1 adjective /ˈseɪ.li.ənt/

salient

重要な、顕著な、または目立つ
Meaning
Most important, prominent, or noticeable
Example
The report highlighted the salient points of the discussion.
レポートは議論の重要な点を強調しました。
C1 adjective /spəˈrædɪk/

sporadic

散発的
Meaning
Occurring irregularly or in scattered instances rather than continuously.
Example
The region experienced sporadic rain showers throughout the week.
その地域は1週間にわたって散発的な雨が降りました。
C1 noun, adjective, verb /səˈbɔːrdənət/ (noun/adjective), /səˈbɔːrdəˌneɪt/ (verb)

subordinate

部下
Meaning
lower in rank or position; to treat as less important
Example
He manages ten subordinates in his department.
彼は自分の部署で10人の部下を管理しています。
C1 adjective /ˈskrʌmpʃəs/

scrumptious

美味しい
Meaning
extremely tasty or delicious
Example
She baked a scrumptious chocolate cake for the party.
彼女はパーティーのために美味しいチョコレートケーキを焼きました。
C1 adjective /ˈsɛn.sər.i/

sensory

感覚的
Meaning
Related to the five human senses (sight, hearing, taste, touch, smell).
Example
Sensory feedback enhances the VR experience.
感覚的フィードバックはVR体験を強化します。
C1 adjective, verb /sɪˈdeɪt/

sedate

鎮静する
Meaning
calm, quiet, and composed; or to administer a drug to make someone calm or sleep
Example
The nurse sedated the patient before the operation.
看護師は手術の前に患者を鎮静しました。
C1 noun /ˈsiːskeɪp/

seascape

海の景色
Meaning
A view or painting of the sea.
Example
The artist painted a beautiful seascape at sunset.
アーティストは夕日で美しい海の景色を描きました。
C1 adjective /ˈsɔːrdɪd/

sordid

卑劣な
Meaning
involving immoral or dishonorable actions; dirty or unpleasant
Example
The newspaper exposed the politician's sordid past.
新聞は政治家の卑劣な過去を暴露した。
C1 adjective ˌsəʊsɪəʊpəˈlɪtɪkəl

sociopolitical

社会政治的
Meaning
Combining social and political factors.
Example
Sociopolitical factors often influence public policy decisions.
社会政治的要因はしばしば公共政策決定に影響を与えます。
C1 verb /ˈsmʌðər/

smother

窒息させる / 覆う
Meaning
to kill someone by covering their nose and mouth to prevent breathing; to cover something completely; to overwhelm with excessive attention or affection
Example
She smothered the fire with a blanket.
彼女は毛布で火を覆った。
C1 verb /ˈskwɒndər/

squander

浪費する
Meaning
to waste money, time, or opportunities in a careless way
Example
He squandered his inheritance on gambling.
彼はギャンブルに遺産を浪費した。
C1 adjective /ˈsʌltri/

sultry

蒸し暑く湿った、魅力的な
Meaning
Uncomfortably hot and humid; also describes someone attractive in a passionate or sensual way.
Example
The sultry weather made it hard to focus on work.
蒸し暑い天気は仕事に集中するのを難しくしました。
C1 noun ˈsɒl.vən.si

solvency

負債を超える資産の所有; 借金を返済する能力
Meaning
The possession of assets in excess of liabilities; ability to pay debts.
Example
The company's solvency improved after restructuring.
会社のソルベンシーは再編成後に改善されました。
C1 noun /ˈʃeɪvɪŋ/

shaving

ひげ剃り
Meaning
the act of removing hair with a razor; a thin strip or piece shaved from something
Example
He bought a new cream for shaving.
彼は新しいひげ剃りクリームを買いました。
C1 verb /ˈsaɪdˌtræk/

sidetrack

気を散らす
Meaning
To distract from the main subject or activity.
Example
She was sidetracked by an unexpected phone call.
彼女は予期しない電話で気を取られた。
C1 noun, verb /spreɪn/

sprain

捻挫
Meaning
an injury to a joint in which the ligaments are stretched or torn
Example
She sprained her ankle while running in the park.
公園で走っているときに足首をねんざした。
C1 noun /ˈskeɪ.biːz/

Scabies

疥癬
Meaning
a contagious skin disease caused by mites that causes intense itching
Example
The doctor diagnosed him with scabies after examining the rash.
医師は発疹を調べた後、彼に疥癬と診断した。
C1 adjective /swɑːv/

suave

魅力的で洗練された
Meaning
charming, confident, and elegant, often in a smooth or polished way
Example
He was a suave gentleman who impressed everyone at the party.
彼はパーティーで全員に感銘を与えた洗練された紳士だった。
C1 adjective ˌsɪmbɪˈɒtɪk

symbiotic

共生的な
Meaning
Involving interaction between two different organisms living in close physical association.
Example
The relationship between the bee and the flower is symbiotic.
ミツバチと花の関係は共生的です。
C1 noun /səˈlaɪ.və/

Saliva

唾液
Meaning
the watery liquid secreted into the mouth by glands
Example
The dentist asked her to rinse the saliva from her mouth.
歯科医は彼女に口の中の唾液をすすぐように言った。
C1 noun /ˈsuːtər/

suitor

求婚者
Meaning
a man who pursues a relationship with a woman, often with the intent to marry
Example
She had many suitors vying for her attention.
彼女には彼女の注意を争う求婚者がたくさんいた。
C1 verb /səˈfɪstɪkeɪt/

sophisticate

洗練する
Meaning
to make something more complex or refined; to educate or develop in taste and manners
Example
Traveling abroad helped sophisticate his worldview.
海外旅行は彼の世界観を洗練させる手助けとなった。
C1 noun /ʃoʊl/

shoal

魚の群れ
Meaning
a large group of fish swimming together; a shallow place in water
Example
We saw a shoal of fish near the coast.
私たちは海岸近くで魚の群れを見ました。
C1 adverb /suːˈpɜːb.li/

Superbly

素晴らしく
Meaning
in an excellent or outstanding manner
Example
She performed superbly in the dance competition.
彼女はダンスコンテストで素晴らしくパフォーマンスをしました。
C1 noun /ˈsɔːrsəri/

sorcery

魔法
Meaning
the use of magical powers, especially through spells and enchantments
Example
The villagers believed the illness was caused by sorcery.
村人たちは病気が魔法によって引き起こされたと信じていました。
C1 noun /skraɪb/

scribe

書記
Meaning
a person who writes documents, especially in ancient times; a professional copyist
Example
In ancient Egypt, scribes recorded important events.
古代エジプトでは、スクライブは重要な出来事を記録しました。
C1 noun /ʃraɪn/

Shrine

聖地; 神殿; 祈りの場
Meaning
a holy or sacred place dedicated to a specific deity, ancestor, hero, or saint
Example
Pilgrims visit the shrine to pray for good health.
巡礼者たちは健康を祈るために神殿を訪れます。
C1 adjective /ˈsæk.rəˌsæŋkt/

sacrosanct

神聖不可侵
Meaning
Regarded as too important or valuable to be interfered with; sacred.
Example
Freedom of speech is considered sacrosanct in democratic societies.
言論の自由は民主主義社会では神聖不可侵と見なされています。
C1 verb /skʌlpt/

sculpt

幸せ
Meaning
to create or shape something by carving or molding
Example
The artist sculpted a beautiful statue from marble.
彼女は賞を受け取ったとき、自分の幸せを隠せなかった。
C1 noun /slɪt/

Slit

切れ目
Meaning
a long narrow opening or cut
Example
There was a small slit in the fabric.
生地に小さな切れ目がありました。
C1 noun ˌsɪstəˈmætɪk ˈseɪvɪŋz

systematic savings

計画的貯蓄
Meaning
A structured and organized approach to regularly saving money according to a planned schedule
Example
Systematic savings can mitigate financial crises in old age.
計画的貯蓄は高齢期の財務危機を軽減することができます。
C1 verb /ˈstæɡ.neɪt/

stagnate

停滞する
Meaning
to stop developing, progressing, or moving
Example
Without innovation, the business will stagnate.
革新がなければ、ビジネスは停滞する。
C1 adjective /ˈseɪlaɪn/

Saline

塩水の; 塩分のある
Meaning
containing salt; salty; relating to salt water
Example
The saline solution is used for medical treatments.
塩水溶液は医療処置に使用されます。
C1 noun /sɪv/

sieve

ふるい
Meaning
a utensil with a mesh or perforated bottom, used for straining or sifting
Example
She used a sieve to strain the pasta.
彼女はパスタをこすためにふるいを使いました。
C1 adjective /ˈstætʃətɔːri/

statutory

法定
Meaning
Required, permitted, or enacted by law.
Example
The company must comply with all statutory regulations.
会社はすべての法定規制に従わなければならない。
C1 noun /ˈsɒl.ɪs/

Solace

慰め
Meaning
comfort or consolation in a time of distress or sadness
Example
She found solace in music after her loss.
彼女は失った後、音楽に慰めを見つけました。
C1 adjective ˈsɪŋ.krə.nəs

synchronous

同期
Meaning
Existing or occurring at the same time.
Example
Synchronous learning involves live online classes.
同期学習にはライブオンラインクラスが含まれています。
C1 verb /ʃʌn/

Shun

避ける
Meaning
to deliberately avoid or stay away from someone or something
Example
He shuns public attention and prefers privacy.
彼は公の注目を避け、プライバシーを好む。
C1 noun /ˈsɔːl.tɪd fɪʃ/

Salted fish

塩漬けの魚
Meaning
fish preserved with salt; dried and salted fish for storage
Example
Salted fish is a traditional way to preserve seafood.
塩漬けの魚はシーフードを保存する伝統的な方法です。
C1 adjective ˌsɪn.əˈdʒɪs.tɪk

synergistic

相乗的な
Meaning
Relating to the interaction of elements that when combined produce a greater effect than the sum of their individual effects.
Example
A synergistic effect occurs when nutrients work together.
相乗的な効果は、栄養素が一緒に働くときに発生します。
C1 adjective /ˈsæv.i/

savvy

賢い, 熟練した
Meaning
Having practical knowledge and the ability to make good judgments.
Example
She is a tech-savvy entrepreneur.
彼女はテクノロジーに詳しい起業家です。
C1 adjective /sɪmˈplɪstɪk/

simplistic

過度に単純化された
Meaning
treating complex issues as if they were much simpler than they really are
Example
His explanation was too simplistic and ignored key details.
彼の説明は過度に単純化されており、重要な詳細を無視していました。
C1 adjective /ˈsɒmbər/

somber

陰気
Meaning
Dark or dull in color or tone; gloomy or serious.
Example
The funeral had a somber atmosphere.
葬式には暗い雰囲気がありました。
C1 verb /ˈsælvɪdʒ/

salvage

救助
Meaning
To save something from loss, damage, or destruction.
Example
They managed to salvage some goods from the fire.
彼らは火事からいくつかの物を救出することに成功した。
C1 noun /ˈslændər/

Slander

中傷
Meaning
the action of making false spoken statements damaging to someone's reputation
Example
The politician sued the newspaper for slander.
政治家は中傷で新聞を訴えた。
C1 verb, noun /sæp/

sap

樹液 / 弱める
Meaning
As a noun: the vital fluid in plants; As a verb: to gradually weaken or drain strength.
Example
The long journey began to sap his energy.
長い旅が彼のエネルギーを弱め始めた。
C1 verb /ʃɪə/

shear

刈る
Meaning
to cut the wool off a sheep or to cut something with sharp tools like scissors or shears
Example
The farmer will shear the sheep in the spring.
農夫は春に羊の毛を刈ります。
C1 adjective /ˈʃɪp.ʃeɪp/

Shipshape

きちんと整頓された; よく整理された; 良好な状態
Meaning
neat and tidy; in good order; well-organized
Example
Everything was shipshape before the inspection.
検査の前にすべてが完璧でした。
C1 adverb spɒnˈteɪnɪəsli

spontaneously

自発的に
Meaning
In a spontaneous way; naturally and without planning or external cause.
Example
Children learn spontaneously through peer interactions.
子供たちは仲間とのやり取りを通じて自然に学びます。
C1 noun /ˈsteɪ.ʃən.ər/

Stationer

文房具店
Meaning
a person who sells paper, pens, pencils, and other office supplies
Example
The stationer recommended the best pens for writing exams.
文房具屋は試験のための最適なペンを推薦しました。
C1 verb /sɪˈsiːd/

secede

脱退する
Meaning
To formally withdraw from a political or organizational union.
Example
Several states threatened to secede from the union.
いくつかの州は連邦から脱退すると脅迫した。
C1 noun /ˈstæl.i.ən/

stallion

繁殖用の牡馬
Meaning
An adult male horse that is not castrated, often used for breeding.
Example
The farm owns a powerful stallion for breeding purposes.
その農場は繁殖用の強力なスタリオンを所有しています。
C1 verb /ˈsɪmjʊˌleɪt/

simulate

シミュレート
Meaning
to imitate the appearance, character, or behavior of something; to pretend or reproduce conditions artificially
Example
The pilot had to simulate an emergency landing during training.
パイロットは訓練中に緊急着陸をシミュレートしなければならなかった。
C1 verb /ˈsætəˌraɪz/

satirize

風刺する
Meaning
to mock or criticize something using satire
Example
The play satirizes the greed of modern corporations.
その劇は現代の企業の貪欲さを風刺しています。
C1 verb /sɪndʒ/

singe

軽く焼く
Meaning
To burn something superficially or lightly, especially at the edges.
Example
The fire singed his eyebrows.
火が彼の眉毛を焼きました。
C1 verb /ˈstaɪfəld/

stifled

抑える
Meaning
to suppress, hold back, or prevent something from happening
Example
He stifled a laugh during the serious meeting.
彼は真面目な会議中に笑いを抑えた。
C1 verb /slaʊtʃ/

slouch

だらしなく座る
Meaning
To stand, sit, or move in a lazy or awkward way.
Example
He slouched in the chair, looking tired.
彼は椅子にだらりと座り、疲れた様子だった。
C1 adjective /ˈsted.fæst/

Steadfast

不動の; 固い; 揺るがない
Meaning
firm in belief, determination, or adherence; unwavering
Example
She remained steadfast in her commitment to helping the poor.
彼女は貧しい人々を助けるという自分の誓いに不動であり続けました。
C1 noun /stɑːr fruːts/

Star Fruits

スターフルーツ
Meaning
yellow tropical fruits that form a star shape when sliced crosswise; tangy and crisp taste
Example
When you slice star fruits, they look like beautiful yellow stars on your plate.
スターフルーツを切ると、プレートの上に美しい黄色い星のように見えます。
C1 noun /ˈsɜːr.vɪ.tuːd/

Servitude

奴隷状態
Meaning
the state of being a slave or completely subject to someone more powerful
Example
Many people fought to escape the servitude imposed by the colonial system.
多くの人々が、植民地制度によって課せられた隷属から逃れようと戦った。
C1 noun /ˈsɔːjər/

Sawyer

材木職人
Meaning
a person who saws wood, especially as an occupation
Example
The skilled sawyer cut the logs into planks.
熟練した材木職人は丸太を板に切りました。
C1 adjective /ˌsɛlf ˈraɪtʃəs/

self-righteous

自己満足
Meaning
Having or showing an attitude of moral superiority; believing one’s own beliefs are the only right ones.
Example
His self-righteous comments made everyone uncomfortable.
彼の自己満足的なコメントは、みんなを不快にさせました。
C1 noun ˈsɛlfləsnɪs

selflessness

利他主義
Meaning
The quality of being concerned more with the needs of others than with one's own.
Example
Selflessness is a key value for community building.
利他主義はコミュニティ構築の重要な価値です。
C1 adjective /ˈspraɪtli/

sprightly

活発な
Meaning
full of energy and life; lively
Example
The sprightly old man danced with joy at the wedding.
活発な老紳士は結婚式で喜びながら踊った。
C1 verb /ˈstæmər/

stammer

どもる
Meaning
To speak with sudden involuntary pauses and a tendency to repeat the initial letters of words.
Example
The nervous student began to stammer during his speech.
緊張した学生はスピーチ中にどもり始めた。
C1 adjective /ˈstɛlər/

stellar

素晴らしい
Meaning
Relating to stars; outstanding or excellent.
Example
She gave a stellar performance in the play.
彼女は劇中で素晴らしいパフォーマンスを披露しました。
C1 adjective /səˈtɪrɪkəl/

satirical

風刺的
Meaning
containing or using satire to criticize or mock
Example
The satirical cartoon mocked the government's new policy.
その風刺的な漫画は政府の新しい政策を嘲笑しました。
C1 adjective /ˈstraɪ.dənt/

strident

耳障りな, うるさい
Meaning
loud and harsh; presenting a point of view in a forceful way
Example
His strident voice made the debate uncomfortable.
彼の耳障りな声は議論を不快にした。
C1 adjective /ˈskwɒlɪd/

squalid

非常に汚い
Meaning
extremely dirty and unpleasant, often due to poverty or neglect
Example
He lived in a squalid room with broken furniture.
彼は壊れた家具のある汚い部屋に住んでいた。
C1 noun /ˈskwɒtər/

squatter

不法占拠者
Meaning
a person who unlawfully occupies an uninhabited building or unused land
Example
The police removed the squatters from the abandoned house.
警察は廃墟から不法占拠者を追い出しました。
C1 noun /slæb/

slab

スラブ
Meaning
a large, thick, flat piece of stone, concrete, or other hard material
Example
The workers laid a concrete slab for the foundation.
作業員たちは基礎のためにコンクリートのスラブを敷きました。
C1 verb /ˈsætʃəˌreɪt/

saturate

Meaning
to fill completely with something until no more can be absorbed
Example
The heavy rain saturated the ground within minutes.
C1 noun /sɪr/

seer

予言者
Meaning
A person who is supposed to be able to see what will happen in the future; a prophet.
Example
The seer predicted a great change in the kingdom.
予言者は王国の大きな変化を予測しました。
C1 noun /sɪˈtɑːr/

Sitar

シタール
Meaning
a traditional Indian stringed musical instrument with a long neck and resonating body
Example
The sitar creates beautiful ragas in Indian classical music.
シタールはインディアン・クラシック音楽の中で美しいラガを作り出します。
C1 noun /ˈskwɒlər/

squalor

貧困
Meaning
the state of being extremely dirty and unpleasant, especially due to poverty or neglect
Example
They lived in squalor without basic facilities.
彼らは基本的な施設なしで貧困に住んでいました。
C1 noun /ˈskaɪ.lɑːrk/

Sky-Lark

ヒバリ
Meaning
a small brown bird known for singing while flying high in the sky
Example
The skylark sang beautifully as it soared above the meadow.
ヒバリは草地の上を飛びながら美しく歌った。
C1 adjective /səbˈdʒɛktɪv/

subjective

主観的
Meaning
based on personal feelings, tastes, or opinions rather than facts
Example
Beauty is often considered a subjective concept.
美しさはしばしば主観的な概念と見なされます。
C1 noun /sɪlk klɔːθ/

Silk cloth

シルクの布
Meaning
fabric made from natural fibers produced by silkworms
Example
The bride wore a beautiful dress made of silk cloth.
花嫁はシルクの布で作られた美しいドレスを着ていました。
C1 adjective /ˈsɜːrvaɪl/ or /ˈsɜːrvəl/

servile

卑屈な
Meaning
having or showing an excessive willingness to serve or please others
Example
His servile attitude annoyed his colleagues.
彼の卑屈な態度は同僚を困らせていました。
C1 verb /ˈsɛvər/

sever

切る、関係を断つ
Meaning
to cut off or separate, especially by cutting; to end a connection or relationship
Example
He had to sever ties with the company after the dispute.
彼は争いの後、会社との関係を断たなければならなかった。
C1 noun/verb /snɛər/

snare

罠
Meaning
a trap for catching animals; to catch or trap
Example
The hunter set a snare to catch rabbits.
ハンターはウサギを捕まえるために罠を仕掛けました。
C1 verb /ˈskaʊər/

scour

磨く / 徹底的に探す
Meaning
to clean or brighten the surface of something by scrubbing; to search thoroughly
Example
She scoured the kitchen until it shone.
彼女はキッチンを磨いて、ピカピカにしました。
C1 noun /ˌsəʊ.ʃi.əʊˈek.ə.nɒm.ɪk ˈprɒɡ.res/

socioeconomic progress

社会経済的進歩
Meaning
Advancement in both social and economic conditions of a society or community.
Example
Socioeconomic progress uplifts marginalized communities.
社会経済的進歩は、疎外されたコミュニティを引き上げます。
C1 adjective /ˌsuː.pəˈsɒn.ɪk/

Supersonic

音速より速い; 音速を超える速度に関連する
Meaning
faster than the speed of sound; relating to speeds greater than the speed of sound
Example
The supersonic jet broke the sound barrier.
超音速ジェットは音の壁を破った。
C1 noun /ˈsɪləbəl/

syllable

音節
Meaning
A unit of pronunciation having one vowel sound, with or without surrounding consonants, forming the whole or part of a word.
Example
The word 'computer' has three syllables.
‘コンピュータ’という言葉は3つの音節から成り立っています。
C1 noun /straɪf/

strife

争い、闘争
Meaning
angry or violent conflict; struggle or discord
Example
The region has been torn apart by political strife.
その地域は政治的な争いで引き裂かれました。
C1 adjective /ˈspjʊəriəs/

spurious

偽の / 虚偽の
Meaning
Not genuine, authentic, or true; false or fake.
Example
The report was based on spurious claims.
その報告書は偽の主張に基づいていた。
C1 verb /struː/

strew

まき散らす
Meaning
to scatter or spread things untidily over a surface or area
Example
Clothes were strewn across the floor.
服が床に散らばっていた。
C1 noun səˈsteɪnəbəl ˈpræktɪsɪz

sustainable practices

持続可能な実践
Meaning
Methods and activities that can be maintained over time without depleting natural resources or harming the environment.
Example
Sustainable practices are vital for environmental preservation.
持続可能な実践は環境保護にとって重要です。
C1 adjective /ˈsʌpl/

supple

柔軟な
Meaning
Easily bending or moving without breaking; flexible and adaptable.
Example
The gymnast’s body was remarkably supple.
その体操選手の体は驚くほど柔軟だった。
C1 verb /siːp/

seep

しみ出す
Meaning
to flow or leak slowly through small openings or pores
Example
Water began to seep through the cracks in the wall.
水が壁のひび割れからしみ出し始めました。
C1 verb /ˌsuːpərˈsiːd/

supersede

置き換える
Meaning
To replace or take the place of something because it is more modern or effective.
Example
This new law will supersede the old regulations.
この新しい法律は古い規則を置き換えます。
C1 verb sɪˈkwɛstər

sequester

隔離する, 隠す
Meaning
To isolate or hide away.
Example
The carbon captured by trees can be sequestered for years.
木々によって捕えられた炭素は、何年も隔離されることがあります。
C1 noun /sʌˈmeɪʃən/

summation

合計, 要約
Meaning
The process of adding things together; a summary of points.
Example
The lawyer gave a powerful summation of the case.
弁護士は事件の強力な要約を行った。
C1 noun /ˈspɪnstər/

spinster

未婚女性
Meaning
An unmarried woman, often one who is older and considered unlikely to marry
Example
The novel featured a kind-hearted spinster who cared for the village children.
その小説には、村の子供たちの世話をしていた心優しい未婚女性が登場した。
C1 noun /səbˈmɪtəl/

submittal

提出
Meaning
the act of submitting something, especially a document for consideration or approval
Example
The contractor sent the submittal to the client for approval.
請負業者は承認のために提出物を顧客に送信しました。
C1 noun /sɪˈnɒpsɪs/

synopsis

概要
Meaning
a brief summary of the main points of a text, film, or research
Example
The publisher asked the author to submit a one-page synopsis of the novel.
出版社は著者に小説の1ページ分の概要を提出するよう依頼しました。
C1 verb /sɪˈkluːd/

seclude

隔離する
Meaning
To keep someone away from other people; to isolate.
Example
The monk chose to seclude himself in the mountains.
修道士は山で自分を孤立させることを選びました。
C1 verb /slɪŋk/

slink

忍び寄る
Meaning
to move quietly and secretly, often to avoid being noticed
Example
The cat slunk into the room without making a sound.
その猫は音を立てずに部屋に忍び込んだ。
C1 noun /sleɪ/

sleigh

そり
Meaning
A vehicle pulled by horses or reindeer over snow or ice.
Example
Children were excited to ride in the sleigh through the snowy village.
子供たちは雪に覆われた村でそりに乗ることに興奮していました。
C1 noun /ˈʃæmbəlz/

shambles

大混乱
Meaning
a state of complete disorder or ruin
Example
After the storm, the whole town was in shambles.
嵐の後、町全体が大混乱に陥った。
C1 adjective /ˈskɪtɪʃ/

skittish

神経質な
Meaning
easily frightened or nervous; unpredictable
Example
The horse was too skittish to ride.
その馬は乗るには神経質すぎた。
C1 adjective /ˈsɪnjuəs/

sinuous

曲がりくねった
Meaning
Having many curves, bends, or turns; winding.
Example
The hikers followed a sinuous path through the forest.
ハイカーたちは森を通る曲がりくねった道を進んだ。
C1 verb /səˈkʌm/

succumb

Meaning
To give in to pressure, temptation, or illness; to yield or fail to resist.
Example
He finally succumbed to his illness after a long struggle.
C1 adjective ˌsʌbˈlɪm.ɪ.nəl

subliminal

意識の閾値以下で存在または作用し、無意識に心に影響を与える
Meaning
Existing or operating below the threshold of consciousness; perceived by or affecting someone's mind without their being aware of it.
Example
Advertisements often have subliminal messages.
広告にはしばしばサブリミナルメッセージが含まれています。
C1 verb /siːð/

seethe

怒りで煮えたぎる
Meaning
To be filled with intense but unexpressed anger or agitation.
Example
She was seething with anger after the unfair decision.
彼女は不公平な決定の後、怒りで煮えたぎっていました。
C1 adjective /ˌsekənd ˈreɪt/

second-rate

二流
Meaning
Of mediocre or inferior quality.
Example
The movie was entertaining but clearly second-rate compared to the original.
その映画は面白かったが、オリジナルに比べて明らかに二流だった。
C1 verb /səˈlɪsɪt/

solicit

お願いする
Meaning
to ask for or try to obtain something from someone
Example
The charity is soliciting donations for flood victims.
チャリティは洪水の被害者のために寄付を募っています。
C1 noun ˈstræt.ə.sfɪər

stratosphere

成層圏
Meaning
The layer of the earth's atmosphere above the troposphere, extending to about 50 km above the earth's surface.
Example
The stratosphere provides a unique environment.
成層圏は特別な環境を提供します。
C1 verb/noun /skaʊl/

scowl

しかめっ面をする
Meaning
To frown in an angry or bad-tempered way.
Example
She scowled when she heard the unfair remark.
彼女は不公平なコメントを聞いてしかめっ面をした。
C1 noun səˈsteɪ.nə.bəl tekˈnɒl.ə.dʒi

sustainable technology

持続可能な技術
Meaning
Technology designed to meet present needs without compromising future generations' ability to meet their needs.
Example
Sustainable technology ensures a cleaner future.
持続可能な技術は、よりクリーンな未来を保証します。
C1 adjective /ˈsɛreɪtɪd/

serrated

鋸歯状の
Meaning
Having a notched or saw-toothed edge.
Example
The bread knife had a serrated blade.
パンナイフは鋸歯状の刃を持っていた。
C1 noun səˈsteɪnəbəl ænd kəˈlæbərətɪv əˈproʊtʃ

sustainable and collaborative approach

持続可能で協力的なアプローチ
Meaning
A method of working together that can be maintained over time without depleting resources or causing harm.
Example
A sustainable and collaborative approach is crucial for solving environmental problems.
環境問題を解決するためには、持続可能で協力的なアプローチが不可欠です。
C1 noun, adjective /ˈsɒlvənt/

solvent

溶剤, 債務を支払う能力
Meaning
a liquid that dissolves other substances; also means able to pay debts
Example
Acetone is a common solvent used in laboratories.
アセトンは実験室でよく使われる溶剤です。
C1 noun səˈfɪʃənsi

sufficiency

十分性
Meaning
The condition of being adequate or enough; adequacy.
Example
The sufficiency of food supply is critical for survival.
食料供給の十分性は生存にとって重要です。
C1 noun /ˌsæl.jʊˈteɪ.ʃən/

Salutation

挨拶; 善意の表現
Meaning
a greeting; an expression of goodwill
Example
The letter began with a formal salutation.
その手紙は正式な挨拶で始まりました。
C1 noun /stents/

stents

ステント
Meaning
Small mesh tubes used to treat narrow or blocked arteries.
Example
Stents were successfully placed using robotic techniques.
ステントはロボット技術を使って成功裏に配置されました。
C1 noun /ˈsɜːrtʃɑːrdʒ/

surcharge

追加料金
Meaning
an additional charge or payment added to the usual cost
Example
The airline ticket had a fuel surcharge added to it.
航空券に燃料サーチャージが追加されていました。
C1 noun, adjective, verb /ʃæm/

sham

偽り
Meaning
something that is not what it appears to be; a false or fake thing; to pretend
Example
The deal turned out to be a sham.
その取引は偽りであることが判明しました。