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A1 adverb /ˈsʌm.taɪmz/

Sometimes

時々
Meaning
at times; occasionally; now and then
Example
Sometimes I go for a walk in the evening.
時々、私は夕方に散歩します。
B1 adjective /səˈfɪʃənt/

Sufficient

十分な; 目的に適した; 満足な
Meaning
enough; adequate for the purpose; satisfactory
Example
We have sufficient time to complete the project.
私たちはプロジェクトを完了するための十分な時間があります。
A2 noun /seɪf/

Safe

金庫; 保護
Meaning
secure container for storing valuables; protection from danger
Example
He kept his important documents in the office safe.
彼は重要な書類をオフィスの金庫に保管していました。
C1 noun /səbˈvɜːrʒən/

subversion

転覆
Meaning
the act of trying to destroy or undermine an established system or authority
Example
The government accused the rebels of planning subversion.
政府は反乱者が転覆を計画していると非難した。
B2 adjective ˈskɒl.ə.li

scholarly

学問的な
Meaning
Having or showing great knowledge or learning; academic in approach or method.
Example
He wrote a scholarly article on ancient philosophy.
彼は古代哲学についての学問的な記事を書いた。
C1 adjective /ˌsæŋktɪˈmoʊniəs/

sanctimonious

偽善的な敬虔
Meaning
Making a show of being morally superior to others; hypocritically pious.
Example
He gave a sanctimonious speech about honesty while he himself was corrupt.
彼は自分が腐敗していたにもかかわらず、正直について偽善的なスピーチをしました。
C1 adverb /ˈsɜːrtʃɪŋli/

searchingly

探求的に
Meaning
In a way that seems to look for hidden meanings or truth.
Example
She looked at him searchingly, hoping for an honest answer.
彼女は正直な答えを望んで、探し求めるように彼を見つめた。
C2 verb /ˈstɪp.əl/

stipple

小さな点で覆う
Meaning
to cover a surface with numerous small dots or specks, often in drawing or painting
Example
The artist stippled the canvas to create a textured effect.
アーティストはキャンバスに小さな点をつけて、テクスチャ効果を作り出しました。
B2 noun /spaɪs/

spice

スパイス
Meaning
a substance used to add flavor to food
Example
She added a pinch of spice to the curry for extra flavor.
彼女はカレーに風味を加えるためにスパイスを一つまみ加えました。
C2 verb /stɑːntʃ/

stanch

止血する
Meaning
to stop the flow of blood or liquid from a wound or source
Example
The nurse quickly stanched the bleeding from the cut.
看護師はすぐに切り傷からの出血を止めました。
C2 noun /ʃiːf/

sheaf

麦の束
Meaning
a bundle of grain stalks laid lengthwise and tied together after reaping; a bundle of objects tied together
Example
The farmer carried a sheaf of wheat on his shoulder.
農夫は肩に小麦の束を運んでいました。
A2 adjective /ˈsɛvrəl/

several

いくつか
Meaning
more than one but not many; a few
Example
Several people attended the meeting yesterday.
数人が昨日の会議に出席した。
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。
B2 adjective /ˈsʌb.sɪ.kwənt/

subsequent

その後の
Meaning
Coming after something in time; following in time or order.
Example
Subsequent events clarified the outcomes.
その後の出来事が結果を明らかにしました。
C2 adjective /sʌbˈlɪŋɡwəl/

sublingual

舌下
Meaning
situated or applied under the tongue
Example
The doctor prescribed a sublingual tablet for faster absorption.
医師は吸収を早めるために舌下錠を処方しました。
B2 noun ˈsæt.əl.aɪt

satellite

人工衛星
Meaning
An artificial object which has been intentionally placed into orbit around a celestial body.
Example
Satellites provide critical data for research.
人工衛星は研究のために重要なデータを提供します。
C1 noun /skwɔːl/

squall

突風
Meaning
a sudden violent gust of wind, often accompanied by rain, snow, or sleet
Example
A sudden squall caught the sailors off guard.
突然の突風が船員たちを驚かせた。
C1 adjective /ˈsʌmp.tʃu.əs/

sumptuous

豪華な
Meaning
Splendid and expensive-looking; luxurious.
Example
The guests were treated to a sumptuous banquet.
ゲストは豪華な晩餐にもてなされました。
A1 pronoun /ʃi/

she

彼女
Meaning
a female person or animal previously mentioned or easily identified
Example
She is going to the market to buy vegetables.
彼女は市場に行って野菜を買います。
B1 noun, verb /stɒk/

stock

在庫
Meaning
a supply of goods kept for sale or use; to keep or fill with goods
Example
The shop stocks a wide variety of products.
その店はさまざまな製品を在庫しています。
C1 noun /səˈlɪn.ə.t̬i/

salinity

塩分, 塩濃度
Meaning
The salt content of soil or water, typically measured as a concentration.
Example
The salinity of the ocean varies depending on depth and location.
海洋の塩分は深さと場所によって異なります。
B2 noun /ˈskɔːr.pi.ən/

Scorpion

サソリ
Meaning
a small creature with eight legs, two claws, and a curved tail with a poisonous sting
Example
The scorpion hid under the rock during the day.
サソリは昼間、岩の下に隠れていました。
C1 noun /ˈʃɜːrbət/

sherbet

シャーベット
Meaning
a sweet flavored drink or a frozen dessert made from sweetened fruit juice
Example
On hot days, she enjoys a glass of lemon sherbet.
暑い日には、彼女はレモンシャーベットを一杯楽しんでいます。
C1 adjective /ˈsʌlən/

sullen

むっつりした
Meaning
bad-tempered and gloomy; silently resentful
Example
She gave him a sullen look and walked away.
彼女はむっつりした表情を見せて、立ち去った。
A2 noun /ˈspaɪ.dər/

Spider

クモ
Meaning
a small creature with eight legs that makes webs to catch insects
Example
The spider caught a fly in its web.
クモは自分のウェブでハエを捕まえた。
A1 noun /ˈsætərdeɪ/

saturday

土曜日
Meaning
The day of the week between Friday and Sunday; traditionally the sixth day of the week
Example
We are going to the beach on Saturday.
私たちは土曜日にビーチに行きます。
B2 verb /straɪd/

stride

長い決定的な歩幅で歩く;進展する
Meaning
to walk with long, decisive steps; to make progress
Example
She strode confidently across the stage.
彼女は自信を持ってステージを歩いた。
C1 adjective /ˈsleɪ.vɪʃ/

slavish

奴隷のような
Meaning
showing no originality; completely imitative or overly submissive
Example
His slavish devotion to tradition prevented any innovation.
彼の伝統への奴隷のような献身が革新を阻んだ。
C2 noun /ˌsuː.pər.əˈbʌn.dəns/

superabundance

過剰な豊富さ
Meaning
An excessive or overflowing amount of something.
Example
The garden was filled with a superabundance of flowers.
庭は花の過剰な豊富さで満たされていました。
C1 adjective /ˈsteɪtli/

stately

威厳と壮大
Meaning
Having a dignified, majestic, and impressive appearance or manner.
Example
The stately mansion stood at the end of the long driveway.
その威厳ある邸宅は長いドライブウェイの終わりに立っていました。
C1 adjective /ˈsɛm.ɪ.nəl/

seminal

幸福
Meaning
Strongly influencing later developments; highly original and influential.
Example
His seminal book changed the course of modern philosophy.
彼女は賞を受け取ったとき、自分の幸福を隠せませんでした。
B1 noun /səˈdʒes.tʃən/

Suggestion

提案; アドバイス
Meaning
an idea or plan put forward for consideration; advice or recommendation
Example
Do you have any suggestions for improving our team's productivity?
チームの生産性向上のための提案はありますか?
C1 verb/noun /ˈswæɡ.ər/

swagger

自信過剰
Meaning
To walk or behave in a very confident and arrogant way.
Example
He swaggered into the room as if he owned the place.
彼はまるでその場所のオーナーであるかのように部屋に入ってきました。
C1 verb /ˈskruː.tɪ.naɪz/

scrutinize

慎重に調べる
Meaning
Examine or inspect closely and thoroughly.
Example
The scientist scrutinized the data before publishing his findings.
科学者は自分の発見を公開する前にデータを慎重に調べました。
C1 verb /ˈsnɪkər/

snicker

ひそかに笑う
Meaning
to laugh quietly in a disrespectful or mocking way
Example
The students snickered when the teacher made a mistake.
先生が間違えたとき、生徒たちはこっそり笑いました。
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 noun /ˈsɛntɪnəl/

sentinel

衛兵
Meaning
A soldier or guard whose job is to stand and keep watch.
Example
A sentinel stood at the entrance of the camp.
一人の衛兵がキャンプの入り口に立っていた。
C1 adjective /ˈsɛnʃuəl/

sensual

官能的
Meaning
Relating to or involving gratification of the senses and physical pleasure.
Example
The painting had a sensual quality that captivated viewers.
その絵は視覚的な魅力があり、観客を魅了しました。
B2 noun /ˈsɛsəmi sidz/

Sesame Seeds

ゴマの種
Meaning
small edible seeds from the sesame plant used in cooking and baking
Example
Sprinkle sesame seeds on top of the bread before baking.
パンの上にゴマの種を振りかけてから焼いてください。
C1 noun /səˈprɛʃən/

suppression

抑制
Meaning
the act of forcibly stopping something or holding back feelings or actions
Example
The suppression of free speech led to protests.
言論の自由の抑制は抗議を引き起こした。
A2 abbreviation (noun/pronoun) /ˈsʌmθɪŋ/

sth.

何か
Meaning
abbreviation for 'something'
Example
Can you give me sth. to write with?
書くために何かをくれますか?
C2 adjective /ˈsʌmp.tʃuˌɛr.i/

sumptuary

贅沢品の個人的な支出を制限する法律または規制に関連する
Meaning
Relating to laws or regulations intended to limit personal spending on luxury goods.
Example
In medieval Europe, sumptuary laws restricted the wearing of expensive fabrics to the nobility.
中世ヨーロッパでは、贅沢品法が高価な布地の着用を貴族に限定していました。
C2 noun /ˌʃæŋɡriˈlɑː/

shangri-la

架空の楽園
Meaning
a remote, beautiful, imaginary place where life is perfect and peaceful
Example
They described the island as a modern-day Shangri-La.
彼らはその島を現代版シャングリ・ラとして描写しました。
B2 noun /ˈsɑːrˌkæzəm/

sarcasm

皮肉
Meaning
The use of irony to mock or convey contempt.
Example
His sarcasm often made people laugh but sometimes offended them.
彼の皮肉はよく人々を笑わせたが、時々彼らを怒らせた。
C1 noun/verb /ˈsuː.tʃər/

suture

縫合
Meaning
A stitch or row of stitches holding together the edges of a wound or surgical incision.
Example
The doctor used a suture to close the wound.
医者は傷を閉じるために縫合糸を使いました。
C1 noun/verb /snɛər/

snare

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。
B1 adverb /səkˈsɛsfəli/

successfully

成功裏に
Meaning
in a way that achieves a desired result
Example
She passed the exam successfully after weeks of studying.
彼女は数週間の勉強の後、試験に成功裏に合格しました。
A2 adjective /ˈsep.ər.ət/

Separate

別々; 異なる; 個別; 分離
Meaning
distinct; not connected; individual; apart
Example
Please keep your personal and professional lives separate.
個人的な生活とプロフェッショナルな生活は分けておいてください。
A2 noun /sməʊk/

smoke

Meaning
A visible suspension of carbon or other particles in air, typically one emitted from a burning substance.
Example
Smoke from vehicles worsens air quality.
車両からの煙が空気品質を悪化させます。
B1 adjective /sɪnˈsɪər/

Sincere

誠実な; 本物の; 見せかけのない
Meaning
honest and genuine in expressing feelings; free from pretense or deceit
Example
She gave me a sincere apology for her mistake.
彼女は自分のミスについて誠実に謝罪した。
C1 verb /ˈʃɪmər/

shimmer

きらめく
Meaning
To shine with a soft, wavering light.
Example
The lake shimmered under the moonlight.
湖は月光の下で輝いていました。
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 adjective /sɑːrˈdɒnɪk/

sardonic

幸福
Meaning
Grimly mocking or cynical.
Example
She gave him a sardonic smile after hearing his excuse.
彼女は賞を受け取ったとき、自分の幸福を隠すことができませんでした。
C1 noun ˈsɪn.tæks

syntax

構文
Meaning
The arrangement of words and phrases to create well-formed sentences in a language.
Example
Programming languages follow strict syntax rules.
プログラミング言語は厳格な構文ルールに従います。
B2 noun /ˈʃɪpɪŋ/

shipping

配送
Meaning
the process of transporting goods
Example
The shipping of the products was delayed due to weather conditions.
天候条件により商品の配送が遅れました。
A2 adverb /ˈsʌm.weər/

Somewhere

どこか
Meaning
in or at some place; in an unspecified location
Example
I left my keys somewhere in the house.
家の中のどこかに鍵を置いてきた。
C1 noun /ˈsɒnɪt/

sonnet

ソネット
Meaning
A poem of 14 lines using formal rhyme schemes, often about love.
Example
Shakespeare wrote many famous sonnets about love and beauty.
シェイクスピアは愛と美について多くの有名なソネットを書きました。
B2 adverb /səbˈstænʃəli/

substantially

大幅に
Meaning
to a great extent or degree
Example
The new policy has substantially improved working conditions.
新しい政策は労働条件を大幅に改善しました。
B2 adjective /stɪf/

Stiff

硬直した; 固い; 堅固な
Meaning
not easily bent or changed; rigid; firm
Example
The old wooden board was too stiff to bend.
古い木の板は曲がりにくく、硬すぎた。
B2 verb /səˈrɛndər/

surrender

降伏する
Meaning
to give up or yield to an opponent or authority
Example
The army finally surrendered after weeks of fighting.
数週間の戦闘の後、軍隊は最終的に降伏しました。
A2 verb /sɑːlv/

solve

解決する
Meaning
to find an answer to a problem or question; to resolve a difficulty
Example
The detective finally solved the mysterious case.
探偵はついに謎の事件を解決した。
B2 adjective ˌsɪm.əlˈteɪ.ni.əs

simultaneous

同時
Meaning
Occurring, operating, or done at the same time.
Example
Simultaneous crop failures affect global food supply.
同時の作物の失敗は、世界的な食料供給に影響を与えます。
B2 noun /ˈsɛntəmənt/

Sentiment

感情
Meaning
a feeling or opinion, especially one based on emotion; tender feelings of affection
Example
Public sentiment was strongly against the new policy.
世論は新しい政策に強く反対していた。
C1 verb /ˈskwɒbəl/

squabble

些細なことで口論する
Meaning
To argue noisily over something small or unimportant.
Example
The children squabbled over the last piece of cake.
子供たちはケーキの最後の一切れを巡って争っていました。
C2 noun /ˈskɜː.vi/

scurvy

壊血病
Meaning
A disease caused by a deficiency of vitamin C, leading to weakness, gum disease, and bleeding.
Example
Sailors often suffered from scurvy during long sea voyages without fresh fruits.
水夫たちは、新鮮な果物がない長い海の航海中によく壊血病にかかっていました。
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。
B2 verb /stæk/

stack

Meaning
to arrange things in a neat pile or one on top of another
Example
He stacked the books neatly on the shelf.
B2 adjective /ˈsoʊ.vi.ət/

soviet

ソビエト
Meaning
relating to the Soviet Union or its government
Example
The Soviet era saw significant changes in Eastern Europe.
ソビエト時代には東ヨーロッパで重要な変化がありました。
A2 adverb /ˈsɪə.ri.əs.li/

seriously

真剣に
Meaning
in a solemn or thoughtful manner
Example
She took the matter very seriously.
彼女はその問題を非常に真剣に取り扱った。
C1 noun ˈsæŋktɪti

sanctity

神聖さ
Meaning
The state or quality of being holy, sacred, or saintly; ultimate importance.
Example
The sanctity of life should never be compromised.
命の神聖さは決して妥協されるべきではない。
B2 verb səˈsteɪnd

sustained

支えられた
Meaning
Strengthened and supported; not allowed to weaken or fail.
Example
The proposal was not sustained.
提案は支えられませんでした。
C1 verb /səbˈstænʃieɪt/

substantiate

立証する
Meaning
To provide evidence to support or prove the truth of something.
Example
The lawyer worked to substantiate the claims with solid evidence.
弁護士は確かな証拠でその主張を立証しようとしました。
A2 noun /spuːn/

Spoon

スプーン
Meaning
an implement consisting of a small, shallow bowl on a long handle, used for eating, stirring, and serving food
Example
He used a spoon to eat his soup.
彼はスープを食べるためにスプーンを使った。
C1 adjective /stiːpt/

steeped

浸透した
Meaning
Completely surrounded by or filled with a particular quality, influence, or experience.
Example
The town is steeped in history and tradition.
町は歴史と伝統に浸透している。
B1 adverb /sɪnˈsɪrli/

sincerely

心から
Meaning
with genuine feelings; honestly and truly
Example
I sincerely hope you recover soon.
私は心からあなたが早く回復することを願っています。
A2 noun /sɒks/

Socks

靴下
Meaning
soft coverings for the feet, typically worn inside shoes
Example
I need to buy new socks for winter.
冬のために新しい靴下を買う必要があります。
B2 adjective səˈfɪs.tɪ.keɪ.tɪd

sophisticated

洗練された
Meaning
Having great knowledge or experience of the world and knowing about fashion, culture, and other things that people think are socially important; highly developed or complex.
Example
Sophisticated designs enhance aesthetics.
洗練されたデザインは美学を高めます。
B2 verb /sɑːb/

sob

大声で泣く
Meaning
to cry noisily while taking short breaths
Example
She began to sob uncontrollably after hearing the news.
彼女はニュースを聞いて制御できずに泣き始めました。
C2 noun /ˈseɪ.ɡoʊ/

Sago

サゴ
Meaning
starchy foodstuff obtained from the pith of various tropical palm stems
Example
She prepared sago pudding for dessert.
彼女はデザートにサゴプディングを準備しました。
B2 adjective /ˌsuː.pəˈnætʃ.ər.əl/

Supernatural

超自然的な
Meaning
relating to things that cannot be explained by natural or scientific laws; beyond the normal or physical world
Example
The old house was said to have supernatural powers.
その古い家には超自然的な力があると言われていた。
C1 verb /səˈplænt/

supplant

取って代わる
Meaning
To take the place of something or someone, often by force or strategy.
Example
Digital platforms have supplanted traditional newspapers.
デジタルプラットフォームは伝統的な新聞を取って代わった。
B1 verb /stɛə/

stare

じっと見る
Meaning
to look at something with a fixed gaze
Example
She stared at the painting for hours.
彼女は何時間も絵をじっと見つめていました。
B2 adverb /ˈsoʊlli/

solely

単独で
Meaning
only; not involving anyone or anything else
Example
He is solely responsible for the decision.
彼はその決定に完全に責任を持っています。
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。
B2 noun ˌspɛk.jʊˈleɪ.ʃən

speculation

投機
Meaning
Investment in stocks, property, or other ventures in the hope of gain but with the risk of loss.
Example
Stock market speculation can lead to high volatility.
株式市場のスペキュレーションは高いボラティリティを引き起こす可能性があります。
B2 adjective /ˌsʌp.lɪˈmen.tər.i/

Supplementary

補足的な; 追加的な; 余分な
Meaning
completing or making an addition to something; additional; extra
Example
Students need to buy supplementary books for the course.
学生はコースのために補助教材を購入する必要があります。
B1 verb /skrætʃ/

scratch

幸せ
Meaning
to rub a surface or skin with something sharp or rough, often to relieve itching
Example
The cat scratched the door to be let in.
彼女は賞を受け取ったとき、自分の幸せを隠すことができませんでした。
A2 noun /stɛp/

step

Meaning
a movement made by lifting one foot and putting it down in a new position
Example
She took a step towards the door.
B1 noun /ˈspɛndɪŋ/

spending

Meaning
the act of paying money for goods or services
Example
Her spending on clothes was higher than expected.
C2 adjective /splɪˈnɛtɪk/

splenetic

怒りっぽい、意地悪な
Meaning
bad-tempered, irritable, spiteful
Example
His splenetic remarks offended everyone in the room.
彼の怒りっぽいコメントは部屋の皆を怒らせた。
B2 noun smɔːl ˈɛfərt

Small Effort

小さな努力
Meaning
Minor actions or initiatives that can collectively make a significant impact.
Example
Small efforts can bring big changes in butterfly conservation.
小さな努力が蝶の保護に大きな変化をもたらすことができる。
A1 noun /siː/

Sea

Meaning
a large body of salt water that covers most of the earth's surface
Example
We went swimming in the sea.
私たちは海で泳ぎました。
C1 verb /ˈʃʌdər/

shudder

震える
Meaning
to tremble or shake suddenly, often due to fear, cold, or strong emotion
Example
She shuddered at the thought of walking alone in the dark forest.
彼女は暗い森を一人で歩くことを考えただけで震えた。
B2 adjective /ˈspɪr.ɪ.tʃu.əl/

Spiritual

精神的; 宗教的; 神聖な
Meaning
relating to the human spirit or soul; religious or sacred
Example
She found spiritual peace through meditation.
彼女は瞑想を通じて精神的な平和を見つけました。
C2 noun /ˈʃæd.ək/

Shaddock

ポメロ
Meaning
a large citrus fruit similar to grapefruit; pomelo
Example
The shaddock is the largest citrus fruit in the world.
シャドックは世界で最も大きな柑橘類の果物です。
A2 noun /siːd/

seed

Meaning
the small, hard part of a plant from which a new plant can grow
Example
I planted a seed in the garden.
私は庭に種を植えました。
B1 verb /spɛl/

spell

スペルする
Meaning
to write or name the letters of a word in order; to mean or result in something
Example
Can you spell your name for me?
あなたの名前を私のためにスペルできますか?
B2 adjective /sə'spɪʃ.əs/

Suspicious

疑わしい; 不審な
Meaning
having or showing distrust; doubtful; questionable
Example
The police found his behavior very suspicious.
警察は彼の行動が非常に疑わしいと感じました。
B2 verb, noun /sniːz/

sneeze

くしゃみをする
Meaning
to expel air involuntarily from the nose and mouth due to irritation; the act of sneezing
Example
I had to sneeze during the meeting.
会議中にくしゃみをしなければならなかった。
B2 adjective /səˈpɔːtɪv/

supportive

支援的な
Meaning
providing encouragement or emotional help to someone
Example
She was very supportive during my difficult times.
彼女は私の困難な時期に非常に支援的でした。
C2 adjective /ˈslɪpʃɒd/

slipshod

おおざっぱな, いい加減な
Meaning
done in a careless, sloppy, or untidy way
Example
The project failed due to slipshod planning.
計画が雑だったため、プロジェクトは失敗した。
C2 noun /sʌbˈɔːl.tən/

subaltern

下級の立場にある人;軍隊では、若い将校
Meaning
A person holding a subordinate position; in the military, a junior officer.
Example
The subaltern was responsible for leading a small platoon of soldiers.
サブオルターナは小さな小隊を指揮する責任がありました。
C1 verb /ˈsʌkɪŋ/

sucking

吸う
Meaning
Drawing in a liquid, air, or other substance through the mouth or a tube by creating a vacuum; also used figuratively for something unpleasant or ineffective
Example
The baby is sucking on a pacifier.
赤ちゃんが乳首を吸っています。
A2 verb /ˈsetəl/

settle

定住する
Meaning
to resolve; to establish residence; to calm down
Example
They decided to settle in a quiet village.
彼らは静かな村に定住することに決めました。
C1 adjective /ˈstɛr.aɪl/

sterile

無菌
Meaning
Free from bacteria or other living microorganisms; incapable of producing offspring.
Example
The surgeon worked in a sterile environment to avoid infection.
外科医は感染を防ぐために無菌環境で働いた。
B2 adjective /ˈstʌf.i/

Stuffy

新鮮な空気が不足している; 通気性が悪い; 形式的で保守的な態度
Meaning
lacking fresh air; poorly ventilated; formal and conservative in attitude
Example
The room was stuffy and needed fresh air.
部屋はこもっていて、新鮮な空気が必要でした。
B2 noun /ˈspesɪmən/

Specimen

標本; 試料; サンプル
Meaning
an individual example of something; a sample collected for scientific study or testing
Example
The scientist collected a blood specimen for analysis.
科学者は分析のために血液の標本を集めました。
C1 verb /ˈstrætɪfaɪ/

stratify

階層化する
Meaning
to arrange or divide into layers, classes, or categories
Example
The researchers plan to stratify the data based on age groups.
研究者たちは年齢層に基づいてデータを階層化する予定です。
B2 verb, noun /stæb/

stab

刺す
Meaning
to pierce or wound with a pointed weapon or object
Example
He was stabbed in the back during the altercation.
彼は口論中に背中を刺されました。
B1 noun, verb /ʃeɪd/

shade

Meaning
a sheltered or darker area where direct light is blocked; to block light from something
Example
We sat under the tree for some shade.
A2 adverb /ˈsɪm.pli/

Simply

単純に; ただ;
Meaning
in a clear and easy way; merely; just
Example
I simply wanted to help you with your homework.
私はただあなたの宿題を手伝いたかった。
B2 verb /ˈsɪmbəlaɪz/

symbolize

象徴する
Meaning
to represent or stand for something else
Example
The dove symbolizes peace across cultures.
鳩は文化を超えて平和を象徴しています。
B1 noun /ˈsʌn.laɪt/

sunlight

日光
Meaning
Direct light from the sun.
Example
Sunlight does not reach the abyssal depths of the ocean.
日光は海洋の深海には届かない。
B1 adjective /ˈsɒlɪd/

solid

固体
Meaning
firm and stable in shape; not liquid or fluid
Example
The ground was solid underfoot.
地面は足元で固かった。
B2 noun /ˈspɛktrəm/

spectrum

スペクトル
Meaning
A range of different things, often related to colors, ideas, or classifications.
Example
The festival attracted people from across the political spectrum.
その祭りは政治的スペクトル全体から人々を引き付けました。
B2 noun /ˈspɛʃəlti/

specialty

専門
Meaning
a particular area of study, work, or interest; something in which a person or place excels
Example
Her specialty is pediatric medicine.
彼女の専門は小児科医学です。
C2 noun /strəˈmoʊ.ni.əm ˌflaʊ.ər/

Stramonium flower

ジムソンウィードの花
Meaning
A trumpet-shaped white or purple flower from the jimsonweed plant, known for its toxic properties
Example
The stramonium flower blooms at night with a sweet fragrance.
ジムソンウィードの花は夜に咲き、甘い香りを放ちます。
B2 noun /stɔːrk/

Stork

コウノトリ
Meaning
large wading bird with long legs and a long neck
Example
The stork built its nest on top of the tall chimney.
そのコウノトリは高い煙突の上に巣を作った。
C1 noun /ˌsʌb.stɪˈtjuː.ʃən/

substitution

交換
Meaning
the action of replacing someone or something with another
Example
The substitution of the old system with the new one was difficult.
古いシステムを新しいシステムに置き換えることは難しかった。
B1 noun səˈplaɪ

supply

供給。サプライ。
Meaning
A stock or amount of something supplied or available for use.
Example
Supply chains ensure resource availability.
サプライチェーンは資源の利用可能性を確保します。
C1 noun /ˈstɛnsəl/

stencil

型抜き
Meaning
A thin sheet of material with a design cut out, used to produce the design on the surface below by applying paint or ink through the cut-out holes.
Example
The artist used a stencil to paint identical stars on the wall.
アーティストは壁に同じ星を描くために型抜きを使用しました。