sentinel
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C1 noun /ˈsɛntɪnəl/

sentinel

哨兵
Meaning
A soldier or guard whose job is to stand and keep watch.
Example
A sentinel stood at the entrance of the camp.
一个哨兵站在营地的入口处。
C1 noun/verb /skɜːrdʒ/

scourge

Meaning
A source of great pain or punishment; to whip or inflict suffering on someone.
Example
Disease and poverty remain a scourge in many regions.
C1 verb /ˈstɪp.jʊ.leɪt/

stipulate

规定
Meaning
to demand or specify a condition in an agreement or contract
Example
The contract stipulates that payment must be made within 30 days.
合同规定付款必须在30天内完成。
C1 noun /ˈsteɪ.ʃən.ər/

Stationer

文具商
Meaning
a person who sells paper, pens, pencils, and other office supplies
Example
The stationer recommended the best pens for writing exams.
文具商推荐了最适合考试的钢笔。
C1 noun /səbˈvɜːrʒən/

subversion

颠覆
Meaning
the act of trying to destroy or undermine an established system or authority
Example
The government accused the rebels of planning subversion.
政府指控叛军策划颠覆行为。
C1 noun /ˈsæf.rən/

Saffron

藏红花
Meaning
a deep yellow-orange color; an expensive spice derived from crocus flowers
Example
The saffron fabric looked beautiful in the sunlight.
藏红花的面料在阳光下看起来非常美丽。
C1 adjective /spəˈrædɪk/

sporadic

零星
Meaning
Occurring irregularly or in scattered instances rather than continuously.
Example
The region experienced sporadic rain showers throughout the week.
该地区经历了整整一周的零星降雨。
C1 verb /skrɔːl/

scrawl

匆忙地写
Meaning
to write or draw something quickly and carelessly, making it hard to read
Example
He scrawled his signature at the bottom of the page.
他在页面底部匆忙签上了自己的名字。
C1 verb /sɪˈkluːd/

seclude

隔离
Meaning
To keep someone away from other people; to isolate.
Example
The monk chose to seclude himself in the mountains.
僧侣选择在山中独自生活。
C1 adjective /sɪmˈfɒnɪk/

symphonic

交响乐的
Meaning
relating to or having the character of a symphony or symphony orchestra
Example
The concert featured a symphonic masterpiece.
音乐会展示了一部交响乐的杰作。
C1 noun /ˈsəʊdiəm/

sodium

钠
Meaning
a soft, silver-white chemical element that is highly reactive and found in salt.
Example
Sodium is an essential element for maintaining fluid balance in the body.
钠是维持体内液体平衡的必需元素。
C1 adjective /ˈskwɒlɪd/

squalid

极其脏乱
Meaning
extremely dirty and unpleasant, often due to poverty or neglect
Example
He lived in a squalid room with broken furniture.
他住在一个脏乱的房间里，里面有坏掉的家具。
C1 noun sælˈveɪʃən

salvation

救赎
Meaning
Deliverance from sin and its consequences, believed by Christians to be brought about by faith in Christ.
Example
The story revolves around the theme of salvation.
故事围绕救赎的主题展开。
C1 noun ˈsɪnədʒi

synergy

协同作用, 合作
Meaning
The interaction or cooperation of two or more organizations, substances, or other agents to produce a combined effect greater than the sum of their separate effects.
Example
The synergy between the two companies led to a successful partnership.
这两家公司之间的协同作用促成了成功的合作关系。
C1 /skwɒt/

squat

蹲下
Meaning
to crouch or sit with knees bent and body close to the ground
Example
He squatted down to tie his shoes.
他蹲下来系鞋带。
C1 noun /skɪt/

skit

小品
Meaning
a short, humorous performance or piece of writing
Example
The students performed a funny skit at the event.
学生们在活动中表演了一个有趣的小品。
C1 noun /ˈsɪləbəl/

syllable

音节
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.
‘计算机’这个词有三个音节。
C1 adjective /səkˈsɪŋkt/

succinct

简洁
Meaning
Briefly and clearly expressed; characterized by clear, precise expression in few words.
Example
His speech was succinct and impactful.
他的演讲简洁且有影响力。
C1 verb /splaɪs/

splice

拼接
Meaning
to join two pieces of rope, film, or other material by weaving or attaching them together
Example
The technician spliced the two wires to restore the connection.
技术员将两根电线拼接起来以恢复连接。
C1 adjective /ˈsɜːrli/

surly

脾气暴躁
Meaning
bad-tempered and unfriendly
Example
The waiter gave us a surly look when we asked for more water.
当我们要求更多的水时，服务员用脾气暴躁的目光看着我们。
C1 adjective /ˈsɛnʃənt/

sentient

有感觉的
Meaning
Able to perceive or feel things.
Example
Humans are sentient beings capable of reasoning.
人类是能够推理的感知生命。
C1 noun, adjective, verb /səˈbɔːrdənət/ (noun/adjective), /səˈbɔːrdəˌneɪt/ (verb)

subordinate

下属
Meaning
lower in rank or position; to treat as less important
Example
He manages ten subordinates in his department.
他在他的部门里管理十个下属。
C1 adjective /ˈsɛptɪk/

septic

感染的
Meaning
Infected with harmful bacteria; relating to or causing infection.
Example
The doctor treated the patient's septic wound immediately.
医生立即处理了病人的脓毒伤口。
C1 adjective ˈsɪŋ.krə.nəs

synchronous

同步
Meaning
Existing or occurring at the same time.
Example
Synchronous learning involves live online classes.
同步学习包括实时在线课堂。
C1 verb, noun /spraʊt/

sprout

发芽
Meaning
to begin to grow; to produce new leaves or shoots
Example
The seeds began to sprout after a few days of rain.
种子在几天的雨后开始发芽。
C1 adjective /ˈsɔːsi/

saucy

大胆的
Meaning
Boldly rude, cheeky, or playfully disrespectful.
Example
The child gave a saucy reply to his teacher.
那个孩子给老师一个大胆的回答。
C1 noun /səˈbætɪkəl/

sabbatical

用于学习或旅行的休假期
Meaning
A period of paid leave granted to a teacher or worker for study or travel, traditionally every seventh year.
Example
She took a sabbatical to research her new book.
她为了研究她的新书而休了一个萨巴提卡尔假期。
C1 noun stɔːrm ɪnˌtensɪfɪˈkeɪʃən

storm intensification

风暴加强
Meaning
The process by which storms become stronger and more severe in intensity.
Example
Storm intensification is linked to climate change.
风暴加强与气候变化有关。
C1 noun ˈstræt.ə.sfɪər

stratosphere

平流层
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.
平流层提供了一个独特的环境。
C1 verb /ˈʃrɪvəl/

shrivel

枯萎
Meaning
To become dry, wrinkled, and smaller due to lack of moisture.
Example
The flowers shriveled under the hot sun.
花朵在烈日下枯萎。
C1 noun /ʃraɪn/

Shrine

圣地; 神殿; 圣坛
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.
朝圣者前往圣地为健康祈祷。
C1 noun /ˈskwɒtər/

squatter

非法占领者
Meaning
a person who unlawfully occupies an uninhabited building or unused land
Example
The police removed the squatters from the abandoned house.
警方将非法占领者从废弃的房屋中驱逐了出去。
C1 adjective /ˈspʌndʒi/

Spongy

海绵状
Meaning
soft and full of holes like a sponge; porous
Example
The cake had a light and spongy texture.
蛋糕有轻盈而海绵状的质地。
C1 adjective /ˈsɔːrdɪd/

sordid

可耻的
Meaning
involving immoral or dishonorable actions; dirty or unpleasant
Example
The newspaper exposed the politician's sordid past.
报纸曝光了那位政治家的可耻过去。
C1 noun /ˌspɒn.təˈneɪ.ɪ.ti/

spontaneity

自发性
Meaning
The quality of being spontaneous; natural and unplanned behavior.
Example
His spontaneity makes him a great conversationalist.
他的自发性使他成为一个很棒的对话者。
C1 adjective ˌsʌbˈlɪm.ɪ.nəl

subliminal

低于意识阈值存在或运作，未被意识到的影响或感知
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.
广告常常包含潜意识的讯息。
C1 noun /ˈspɔɪlˌspɔːrt/

spoilsport

扫兴的人
Meaning
A person who ruins other people's enjoyment or fun.
Example
Don't be a spoilsport and let us enjoy the party.
不要做扫兴的人，放我们享受派对吧。
C1 noun /ˈsɜːrtʃɑːrdʒ/

surcharge

附加费
Meaning
an additional charge or payment added to the usual cost
Example
The airline ticket had a fuel surcharge added to it.
机票上加收了燃油附加费。
C1 noun /ˈstɪɡmə/

stigma

污名
Meaning
a mark of shame or disgrace associated with a particular circumstance or quality
Example
There is still a stigma around mental health issues in many societies.
许多社会中，心理健康问题仍然存在污名化现象。
C1 noun /stɑːr ˈæn.ɪs/

Star Anise

八角星
Meaning
star-shaped spice pod with a licorice-like flavor used in cooking
Example
She added star anise to the soup for aromatic flavor.
她在汤里加入了八角星，增添了香气。
C1 noun /ˈstoʊəˌweɪ/

stowaway

偷渡者
Meaning
A person who hides on a ship, plane, or other vehicle in order to travel secretly without paying.
Example
The crew discovered a stowaway hiding in the cargo hold.
船员发现一个藏在货舱里的偷渡者。
C1 noun /ˌsəʊ.ʃi.əʊˈek.ə.nɒm.ɪk ˈprɒɡ.res/

socioeconomic progress

社会经济进步
Meaning
Advancement in both social and economic conditions of a society or community.
Example
Socioeconomic progress uplifts marginalized communities.
社会经济进步提升了边缘化社区。
C1 noun /ˌsʌpəˈzɪʃən/

supposition

假设
Meaning
An assumption or belief that something is true without certain proof.
Example
His plan was based on the supposition that the market would recover quickly.
他的计划是基于市场将迅速恢复的假设。
C1 noun, verb /ˈskʌf.əl/

scuffle

冲突
Meaning
a short, confused fight or struggle; to engage in such a fight
Example
Two players scuffled on the field after the foul.
两名球员在犯规后在场上发生了冲突。
C1 verb /ˈstriːm.laɪn/

streamline

简化或提高效率
Meaning
To make a process simpler and more efficient.
Example
The company aims to streamline production to reduce costs.
公司旨在简化生产以降低成本。
C1 verb /səbˈmɜːrdʒ/

submerge

淹没
Meaning
to put under water or cover with liquid
Example
The floodwaters threatened to submerge the village.
洪水威胁要淹没整个村庄。
C1 noun /ˈstɪmjʊlənt/

stimulant

兴奋剂
Meaning
A substance that raises levels of physiological or nervous activity in the body.
Example
Coffee is a common stimulant that helps people stay awake.
咖啡是一种常见的兴奋剂，帮助人们保持清醒
C1 adjective /ˈstɪndʒi/

stingy

吝啬
Meaning
unwilling to spend or give; miserly
Example
He is too stingy to buy a gift for his friend.
他太吝啬了，连给朋友买礼物都不愿意。
C1 noun /sɪˈsɛʃən/

secession

分裂
Meaning
The action of formally withdrawing from membership of a federation or body.
Example
The secession of the southern states led to the Civil War.
南方各州的分裂导致了内战。
C1 adjective səˈblaɪm

sublime

崇高的, 壮丽的, 庄严的
Meaning
Of such excellence, grandeur, or beauty as to inspire great admiration or awe.
Example
The sublime beauty of the mountain landscape took my breath away.
那座山脉的崇高美景让我屏住了呼吸。
C1 adjective /ˌsuː.pəˈsɒn.ɪk/

Supersonic

比声音的速度更快; 与超过声音速度的速度相关
Meaning
faster than the speed of sound; relating to speeds greater than the speed of sound
Example
The supersonic jet broke the sound barrier.
超音速飞机打破了音障。
C1 noun /sɪlk klɔːθ/

Silk cloth

丝绸布料
Meaning
fabric made from natural fibers produced by silkworms
Example
The bride wore a beautiful dress made of silk cloth.
新娘穿着一件美丽的丝绸布料做的裙子。
C1 noun /ˈʃæmbəlz/

shambles

一片混乱
Meaning
a state of complete disorder or ruin
Example
After the storm, the whole town was in shambles.
风暴过后，整个城镇陷入了一片混乱。
C1 adjective /ˈʃɪp.ʃeɪp/

Shipshape

井井有条的; 组织良好的; 状况良好的
Meaning
neat and tidy; in good order; well-organized
Example
Everything was shipshape before the inspection.
在检查之前，一切都很完美。
C1 noun /stɛlθ/

stealth

隐秘, 安静地移动
Meaning
The act of moving, doing, or achieving something quietly and secretly.
Example
The cat moved with stealth towards its prey.
猫悄悄地向它的猎物走去。
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.
小说中有一位心地善良的未婚女性，她照顾着村里的孩子们。
C1 adjective /ˈstrɛnjuəs/

strenuous

费力的
Meaning
Requiring or using great effort and energy.
Example
Climbing the mountain was a strenuous task.
爬山是一项费力的任务。
C1 adjective/verb /ˈsiːzənd/

seasoned

经验丰富的 / 加调料的
Meaning
Experienced in a particular activity; also, flavored with spices.
Example
She is a seasoned teacher with over 20 years of experience.
她是一位拥有超过20年经验的资深教师。
C1 noun /ˌsæbəˈtɜːr/

saboteur

破坏者
Meaning
A person who engages in sabotage.
Example
The saboteur was arrested before he could plant the bomb.
破坏者在放置炸弹之前被逮捕了。
C1 noun səˈsteɪnəbəl ˈpræktɪsɪz

sustainable practices

可持续实践
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.
可持续实践对于环境保护至关重要。
C1 noun /sɪlt/

silt

泥沙
Meaning
Fine sand, clay, or other material carried by running water and deposited as a sediment.
Example
The river deposited layers of silt along its banks.
河流在其河岸上沉积了层层的泥沙。
C1 verb /ˈstæmər/

stammer

结巴
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.
紧张的学生在演讲中开始结巴。
C1 noun /ˈsteɪtəs kwoʊ/

status quo

现状
Meaning
The existing state of affairs, especially regarding social or political issues.
Example
The government decided to maintain the status quo until further review.
政府决定在进一步审查之前保持现状。
C1 verb /siːð/

seethe

怒火中烧
Meaning
To be filled with intense but unexpressed anger or agitation.
Example
She was seething with anger after the unfair decision.
她在不公平的决定后怒火中烧。
C1 adjective /ˈʃeɪm.ləs/

Shameless

无耻的
Meaning
having no shame; bold and rude; impudent
Example
The shameless politician refused to apologize for his mistakes.
那个无耻的政治家拒绝为他的错误道歉。
C1 noun /ˈsɜːrəɡət/

surrogate

代理人
Meaning
A substitute, especially a person deputizing for another in a specific role or office.
Example
The surrogate mother gave birth to the child after carrying it for nine months.
代孕母亲在怀孕九个月后把孩子生下了。
C1 adjective /ˈʃɑːdi/

shoddy

劣质
Meaning
badly made or done; of poor quality
Example
The contractor did a shoddy job on the repairs.
承包商在修理工作中做了劣质的工作。
C1 noun /ˈsɒl.ɪs/

Solace

安慰
Meaning
comfort or consolation in a time of distress or sadness
Example
She found solace in music after her loss.
在失去后，她在音乐中找到了安慰。
C1 noun /ˌsɑːrdʒənt ˈmeɪdʒər/

sergeant-major

军士长
Meaning
A senior non-commissioned officer in the army responsible for discipline and administration within a unit.
Example
The sergeant-major inspected the troops before the parade.
军士长在游行前检查了部队。
C1 noun /ˈstaɪpend/

Stipend

津贴
Meaning
a fixed regular sum paid as a salary or allowance
Example
The research student receives a monthly stipend for living expenses.
研究生每月获得生活费用津贴。
C1 adjective /səbˈdʒɛktɪv/

subjective

主观的
Meaning
based on personal feelings, tastes, or opinions rather than facts
Example
Beauty is often considered a subjective concept.
美丽通常被视为一个主观的概念。
C1 verb /ʃʌnt/

shunt

转轨
Meaning
to move or turn aside; to push or divert from one track to another
Example
The train was shunted onto a different track.
火车被调到另一条轨道。
C1 adjective /ˈstoʊɪk/

stoic

冷静的, 无动于衷的
Meaning
Showing little or no emotion, even in difficult situations.
Example
She remained stoic during the crisis, never showing fear or panic.
她在危机中保持冷静，毫无恐惧或恐慌。
C1 noun səˈlɪnɪti ɪnˈtruːʒən

salinity intrusion

盐水入侵
Meaning
The movement of salt water into freshwater areas, typically affecting coastal regions.
Example
Salinity intrusion affects coastal regions.
盐水入侵影响沿海地区。
C1 noun /ˈstjuːpər/

stupor

昏迷
Meaning
a state of near-unconsciousness or insensibility
Example
He remained in a stupor after hearing the shocking news.
他在听到令人震惊的消息后陷入昏迷。
C1 /ʃrɛd/

shred

撕裂
Meaning
to tear or cut something into small pieces
Example
She shredded the old documents before throwing them away.
她在扔掉之前把旧文件撕成了碎片。
C1 noun /ˈsɛmbləns/

Semblance

表象; 外观
Meaning
the outward appearance or apparent form of something, especially when the reality is different
Example
There was only a semblance of order in the chaotic office.
在混乱的办公室里只有一种表象的秩序
C1 noun /ˈsaɪ.ən/

scion

后代
Meaning
a descendant of a wealthy, aristocratic, or influential family
Example
He is the scion of a wealthy industrialist family.
他是一个富有的工业家家庭的后代。
C1 noun /səˈlɪləkwi/

soliloquy

独白
Meaning
a speech in which a character talks to themselves, often used in drama to reveal inner thoughts
Example
Hamlet's soliloquy is one of the most famous passages in Shakespearean drama.
哈姆雷特的独白是莎士比亚戏剧中最著名的段落之一。
C1 noun /ˈskælpəl/

scalpel

手术刀
Meaning
A small and extremely sharp bladed instrument used for surgery and dissection.
Example
The surgeon carefully used a scalpel to make the first incision.
外科医生小心地使用手术刀进行第一次切割。
C1 noun /ʃoʊl/

shoal

鱼群
Meaning
a large group of fish swimming together; a shallow place in water
Example
We saw a shoal of fish near the coast.
我们在海岸附近看到了鱼群。
C1 adjective /ˈspel.baʊnd/

Spellbound

着迷的; 迷住的
Meaning
completely fascinated and unable to move or think about anything else; enchanted
Example
The children sat spellbound as the magician performed his tricks.
孩子们看到魔术师表演时都目瞪口呆。
C1 verb /sɪˈkriːt/

secrete

分泌
Meaning
to produce and release a substance from a cell, gland, or organ
Example
The pancreas secretes insulin to regulate blood sugar levels.
胰腺分泌胰岛素以调节血糖水平。
C1 verb /ˈskaʊər/

scour

擦洗 / 彻底搜索
Meaning
to clean or brighten the surface of something by scrubbing; to search thoroughly
Example
She scoured the kitchen until it shone.
她打扫厨房直到它闪闪发光。
C1 verb /ˈstɪɡmətaɪz/

stigmatize

污名化
Meaning
to describe or regard someone as worthy of disgrace or disapproval
Example
People with certain illnesses are often unfairly stigmatized.
患有某些疾病的人常常被不公正地污名化。
C1 noun /sɪˈnɪləti/

senility

衰老
Meaning
The state of being old and showing the weaknesses of age, especially mental decline.
Example
His forgetfulness was attributed to senility.
他的健忘被归因于衰老。
C1 verb /ˈsʌkɪŋ/

sucking

吮吸
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.
婴儿正在吮吸安抚奶嘴。
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.
这部电影很有趣，但与原版相比明显是二流的。
C1 noun /ʃɑːrd/

shard

碎片
Meaning
a broken piece of glass, metal, or pottery
Example
He cut his finger on a shard of glass.
他用玻璃碎片割伤了手指。
C1 adjective /ˈspɑːrtn/

spartan

斯巴达式
Meaning
showing simplicity and lack of luxury; austere
Example
He lived in a spartan room with just a bed and a chair.
他住在一个斯巴达式的房间里，只有一张床和一把椅子。
C1 adverb spɒnˈteɪnɪəsli

spontaneously

自发地
Meaning
In a spontaneous way; naturally and without planning or external cause.
Example
Children learn spontaneously through peer interactions.
孩子们通过与同龄人的互动，自发地学习。
C1 adjective /stɔːntʃ/

staunch

坚定的, 忠诚的
Meaning
Loyal, committed, and firm in support.
Example
She is a staunch supporter of environmental protection.
她是环境保护的坚定支持者。
C1 adjective /ˈsʌlən/

sullen

闷闷不乐
Meaning
bad-tempered and gloomy; silently resentful
Example
She gave him a sullen look and walked away.
她给了他一个闷闷不乐的眼神，然后走开了。
C1 noun /ˈstænzə/

stanza

诗节
Meaning
a group of lines forming a unit in a poem or song
Example
The poem begins with a stanza describing nature.
这首诗以一节描述自然的诗句开始。
C1 adjective /ˈsɪm.jʊ.leɪ.tɪd/

simulated

模拟的
Meaning
Artificially created to look real but not actually real.
Example
The pilot trained in a simulated flight environment.
飞行员在模拟的飞行环境中训练。
C1 adjective /səbˈvɜːrsɪv/

subversive

颠覆性的
Meaning
seeking or intended to undermine or overthrow an established system or authority
Example
The group was banned for its subversive activities.
该团体因其颠覆性活动而被禁止。
C1 verb, noun /sæp/

sap

树液 / 削弱
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.
长途旅行开始削弱他的能量。
C1 adjective skiˈmæt.ɪk

Schematic

与图表相关或简短的
Meaning
Presenting some framework or concept briefly
Example
The engineer provided a schematic diagram of the project.
工程师提供了该项目的示意图。
C1 noun /ˈstɪklər/

stickler

对规则严格的人
Meaning
a person who insists on a certain quality or standard of behavior
Example
He is a stickler for punctuality and never tolerates delays.
他非常严格地要求准时，从不容忍迟到。
C1 noun, adjective /ˈsɒlvənt/

solvent

溶剂, 还债能力
Meaning
a liquid that dissolves other substances; also means able to pay debts
Example
Acetone is a common solvent used in laboratories.
丙酮是实验室中常用的溶剂。
C1 adjective /ˌsʌbˈkɒn.ʃəs/

subconscious

潜意识
Meaning
Of or concerning the part of the mind which one is not fully aware of but which influences actions and feelings.
Example
Fears often come from the subconscious mind.
恐惧常常来自潜意识。
C1 verb /sɪndʒ/

singe

轻微燃烧
Meaning
To burn something superficially or lightly, especially at the edges.
Example
The fire singed his eyebrows.
火焰烧焦了他的眉毛。
C1 verb /skwiːl/

squeal

尖叫
Meaning
to make a high-pitched cry; to inform on someone
Example
The children squealed with delight when they saw the surprise.
孩子们看到惊喜时高兴地尖叫。
C1 noun /səbˈmɜːrdʒəns/

submergence

沉没
Meaning
the act or process of being submerged or going underwater
Example
The submergence of coastal areas is a major concern due to rising sea levels.
由于海平面上升，沿海地区的沉没成为一个重大问题。
C1 adjective /ˌsɛlf ɪˈfeɪsɪŋ/

self-effacing

谦虚的
Meaning
not drawing attention to oneself; modest
Example
Despite his success, he remained self-effacing and humble.
尽管他取得了成功，他仍然保持谦虚和谦逊。
C1 adjective /snaɪd/

snide

讽刺的
Meaning
mocking or insulting in an indirect way
Example
He couldn’t resist making a snide comment about her dress.
他忍不住对她的裙子做出讽刺的评论。
C1 noun /ˈskruːpəl/

scruple

顾忌
Meaning
A moral or ethical consideration that restrains actions.
Example
He had no scruples about lying to get ahead.
他在为了进步而撒谎时没有任何顾忌。
C1 adjective /ˈstʌm.pi/

Stumpy

矮胖
Meaning
short and thick; having a short, thick appearance
Example
The stumpy little dog wagged its tail enthusiastically.
那只矮胖的小狗兴奋地摇着尾巴。
C1 verb /ˈseɪ.vər/

savor

尽情享受
Meaning
To enjoy something completely, especially by dwelling on it.
Example
He savored every bite of the delicious cake.
他细细品味着美味的蛋糕。
C1 adjective /ˈskrʌmpʃəs/

scrumptious

美味的
Meaning
extremely tasty or delicious
Example
She baked a scrumptious chocolate cake for the party.
她为派对烤了一个美味的巧克力蛋糕。
C1 noun ˈsɛlfləsnɪs

selflessness

无私
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.
无私是社区建设中的关键价值。
C1 noun ˈsɛlf pəˈzɪʃən

self-possession

自控力
Meaning
The quality of being calm and confident and in control of one's emotions; composure.
Example
His self-possession during the crisis was remarkable.
他在危机中的自控力令人钦佩。
C1 noun ˈsɪn.tæks

syntax

语法
Meaning
The arrangement of words and phrases to create well-formed sentences in a language.
Example
Programming languages follow strict syntax rules.
编程语言遵循严格的语法规则。
C1 noun /səˈnɑːtə/

sonata

音乐作品 (奏鸣曲)
Meaning
A musical composition for one or more instruments, typically in several movements.
Example
She performed a beautiful Beethoven sonata on the piano.
她在钢琴上演奏了贝多芬的美丽奏鸣曲。
C1 adjective /ˈspaɪn.ləs/

Spineless

缺乏勇气; 意志薄弱; 胆小
Meaning
lacking courage or determination; weak-willed
Example
He was too spineless to stand up for his beliefs.
他太软弱，无法为自己的信仰站出来。
C1 verb /slɪŋk/

slink

悄悄移动
Meaning
to move quietly and secretly, often to avoid being noticed
Example
The cat slunk into the room without making a sound.
猫悄悄地进入房间，没有发出任何声音。
C1 noun /ˈstreɪnər/

Strainer

筛子
Meaning
a device having holes punched in it or made of crossed wires for separating solid matter from a liquid
Example
Use a strainer to drain the pasta water.
使用筛子把意大利面水倒掉。
C1 adjective /sɑːrˈdɒnɪk/

sardonic

幸福
Meaning
Grimly mocking or cynical.
Example
She gave him a sardonic smile after hearing his excuse.
她在收到奖项时，无法隐藏自己的幸福。
C1 adjective /ˈstɛr.aɪl/

sterile

无菌
Meaning
Free from bacteria or other living microorganisms; incapable of producing offspring.
Example
The surgeon worked in a sterile environment to avoid infection.
外科医生在无菌环境下工作以避免感染。
C1 adjective /ˈsʌmp.tʃu.əs/

sumptuous

奢华的
Meaning
Splendid and expensive-looking; luxurious.
Example
The guests were treated to a sumptuous banquet.
客人们被招待了一场奢华的宴会。
C1 adjective /ˈstraɪ.dənt/

strident

刺耳的, 嘈杂的
Meaning
loud and harsh; presenting a point of view in a forceful way
Example
His strident voice made the debate uncomfortable.
他刺耳的声音让辩论变得不舒服。