Sear
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C1 adjective /sɪər/

Sear

枯萎的; 烧焦的; 干枯的
Meaning
withered; dried up; burned or scorched
Example
The sear leaves fell from the trees in autumn.
秋天枯萎的叶子从树上掉下来。
C2 adjective /spæzˈmɒdɪk/

spasmodic

痉挛性
Meaning
occurring irregularly or in sudden bursts
Example
The patient experienced spasmodic coughing during the night.
病人在夜间经历了痉挛性咳嗽。
C2 noun /ˈsɒfɪstri/

sophistry

诡辩
Meaning
the use of clever but false arguments, often to deceive
Example
The politician's speech was full of sophistry.
那位政治家的演讲充满了诡辩。
B1 adjective ˈsʌb.mə.riːn

submarine

潜水艇
Meaning
Existing, occurring, or used underwater, especially in relation to vessels or cables.
Example
Submarine cables facilitate international communication.
海底电缆促进了国际通信。
C1 verb /ˈstoʊnwɔːl/

stonewall

阻挡
Meaning
To delay or block progress by refusing to cooperate or answer
Example
The witness tried to stonewall during the investigation.
证人试图在调查期间做stonewall。
A2 noun /ˈstrɔːbəri/

Strawberry

草莓
Meaning
a small red heart-shaped fruit with tiny seeds on the surface and sweet taste
Example
I love eating fresh strawberries with cream during summer.
我喜欢在夏天吃新鲜的草莓配奶油。
B2 noun ˈsɛv.ən ˈwʌn.dərz

Seven Wonders

世界七大奇迹
Meaning
The seven most remarkable and famous structures in the world, representing architectural feats and cultural significance.
Example
The Seven Wonders of the world reflect human brilliance.
世界七大奇迹反映了人类的辉煌。
B2 adjective /ˌsʌp.lɪˈmen.tər.i/

Supplementary

补充的; 附加的; 额外的
Meaning
completing or making an addition to something; additional; extra
Example
Students need to buy supplementary books for the course.
学生需要为课程购买补充书籍。
B1 adjective /ˈsɪniər/

senior

高级
Meaning
having a higher rank or status; older or more experienced
Example
He is the senior manager in the department.
他是部门的高级经理。
C2 noun /ˈsʌplɪkənt/

supplicant

恳求者
Meaning
A person who humbly or earnestly asks for something, usually from a person of authority.
Example
The temple was filled with supplicants seeking blessings.
寺庙里充满了恳求者,寻找祝福。
B2 adjective /ˈsteɪʃəˌneri/

stationary

静止
Meaning
Not moving or not intended to be moved.
Example
The car remained stationary at the red light.
汽车在红灯前保持静止。
C2 verb /slʌf/ or /sluː/

slough

脱皮 / 沼泽区
Meaning
To shed or cast off (like dead skin); also a swampy or muddy area.
Example
The snake sloughed off its old skin.
蛇脱掉了它的旧皮肤。
C1 adjective /stjuːˈpɛndəs/

stupendous

惊人的
Meaning
extremely impressive; amazing in size, degree, or excellence
Example
The magician’s performance was simply stupendous.
魔术师的表演简直是惊人的。
A2 adjective /ˈspænɪʃ/

spanish

西班牙语
Meaning
relating to Spain or the Spanish language
Example
She is fluent in Spanish and French.
她能流利地讲西班牙语和法语。
B2 noun /səbˈskrɪp.ʃən/

Subscription

订阅
Meaning
a payment for regular delivery of a service or product; an arrangement to receive something regularly
Example
I canceled my Netflix subscription because I wasn't watching it enough.
我取消了我的Netflix订阅,因为我没有足够看它。
A1 noun /ʃɒp/

shop

商店
Meaning
a place where goods are sold to customers
Example
I need to go to the shop to buy some groceries.
我需要去商店买一些杂货。
B1 noun /ˈsɛkrəteri/

secretary

Meaning
a person employed to handle correspondence and manage routine tasks for an individual or organization
Example
The secretary scheduled the meeting for tomorrow.
A1 noun /saɪd/

side

旁边
Meaning
a position to the left or right of something
Example
The store is on the side of the road.
商店位于路的旁边。
C2 adjective /saɪˈdɪəriəl/

sidereal

恒星的
Meaning
Relating to the stars or constellations; measured relative to the stars.
Example
Astronomers use sidereal time to track the positions of stars.
天文学家使用恒星时间来追踪星星的位置。
B2 noun /sliːv/

Sleeve

袖子
Meaning
the part of a garment that covers the arm
Example
She rolled up her sleeves before starting to cook.
她在开始做饭前卷起了袖子。
C2 verb /ˈsɪmpər/

simper

傻笑或做作的笑
Meaning
to smile in a silly, self-conscious, or affected way
Example
She simpered at his compliment, clearly embarrassed.
她在他的夸奖下傻笑,显然感到尴尬。
B2 noun sɔɪl ɪˈrəʊʒən

soil erosion

土壤侵蚀
Meaning
The wearing away of topsoil by water, wind, or other natural forces.
Example
Soil erosion can lead to the loss of fertile land.
土壤侵蚀可能导致肥沃土地的流失。
B2 noun /ˈsliːpər/

sleeper

睡觉的人;意外成功的事物
Meaning
a person or thing that sleeps; something that unexpectedly succeeds
Example
The movie turned out to be a real sleeper hit.
这部电影竟然成为了意外的成功。
B1 noun /ˈsʌb.ɜːb/

Suburb

郊区
Meaning
a residential area outside the central part of a city; an outlying district of a city
Example
They moved to a quiet suburb to raise their children away from city noise.
他们搬到了一个安静的郊区,把孩子们远离城市的喧嚣。
C1 noun /sleɪ/

sleigh

雪橇
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.
孩子们兴奋地在雪地小村庄里骑上雪橇。
A1 adjective /ˈspɛʃəl/

special

特别
Meaning
different from what is usual; better or greater than normal
Example
This gift is very special to me.
这份礼物对我来说非常特别。
A1 adjective /smɔːl/

Small

小的; 限制的; 狭窄的
Meaning
little in size; not large; limited in extent or amount
Example
She lives in a small apartment near the university.
她住在大学附近的一间小公寓里。
C2 adjective /ˈsiːmi/

seamy

堕落的,肮脏的
Meaning
Morally degraded, unpleasant, or sordid.
Example
The novel reveals the seamy side of city life.
这本小说揭示了城市生活的肮脏一面。
C2 noun /skɪf/

skiff

小船
Meaning
a small, light boat usually for one person
Example
The fisherman paddled his skiff across the lake.
渔夫划着他的“小船”穿过湖面。
C2 noun (plural, informal) /skædz/

scads

一大堆
Meaning
A large number or quantity of something (informal).
Example
She has scads of friends in the city.
她在城市里有一大堆朋友。
C1 adjective /səˈsɛp.tə.bəl/

susceptible

容易受某种特定事物影响或损害的
Meaning
Likely or liable to be influenced or harmed by a particular thing.
Example
Children are more susceptible to infections.
孩子们更容易感染。
C2 adjective /ˈsfɪŋks laɪk/

sphinx-like

神秘的
Meaning
Mysterious, enigmatic, or difficult to interpret
Example
Her sphinx-like smile made it hard to guess what she was thinking.
她的斯芬克斯式笑容让人难以猜测她在想什么。
B2 noun /ˈspætʃ.ʊ.lə/

Spatula

刮刀
Meaning
a kitchen utensil with a flat, flexible blade used for mixing, spreading, or lifting food
Example
I used a spatula to flip the pancakes in the pan.
我用刮刀翻转平底锅里的煎饼。
B2 noun səˌsteɪ.nəˈbɪl.ɪ.ti

sustainability

可持续性
Meaning
The ability to be maintained at a certain rate or level; the avoidance of the depletion of natural resources in order to maintain ecological balance.
Example
Sustainability ensures long-term environmental health.
可持续性确保长期环境健康。
B2 adjective /ˈsiː.z ə n.əl/

Seasonal

季节性
Meaning
relating to or occurring in a particular season; changing according to the seasons
Example
Many businesses hire seasonal workers during the holidays.
许多公司在假期期间雇用季节性工人。
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。
A2 noun /spuːn/

Spoon

勺子
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.
他用勺子吃汤。
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。
B1 adjective /ˈsæt.ɪs.fæk.tər.i/

Satisfactory

令人满意的
Meaning
acceptable; meeting requirements; adequate
Example
The test results were satisfactory.
测试结果令人满意。
C2 noun /səbˈdʌk.ʃən/

subduction

地壳的一个层次向下移动,进入下方的地幔。
Meaning
The lateral and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
Example
The Pacific Ring of Fire is an area of intense subduction.
太平洋火环是一个强烈的俯冲区域。
C1 noun /ˌsʌb.stɪˈtjuː.ʃən/

substitution

替换
Meaning
the action of replacing someone or something with another
Example
The substitution of the old system with the new one was difficult.
将旧系统替换为新系统是困难的。
C1 adjective /ˌsʌb.təˈreɪ.ni.ən/

subterranean

地下
Meaning
Existing, occurring, or done under the earth's surface.
Example
Subterranean water sources help sustain agriculture.
地下水源有助于维持农业。
A2 noun /sɔːs/

Sauce

Meaning
a liquid or semi-liquid substance served with food to add moisture and flavor
Example
She added tomato sauce to her pasta.
她在她的意大利面上加了番茄酱。
C1 adjective /ˈseɪ.vər.i/

savory

美味的(咸的或辣的)
Meaning
Having a pleasant salty or spicy taste; morally acceptable.
Example
The restaurant serves a variety of savory dishes.
这家餐厅提供各种美味的菜肴。
B2 verb /sniːk/

sneak

Meaning
to move quietly and secretly to avoid being noticed
Example
He tried to sneak into the house without waking anyone.
B1 noun /ˈspɪr.ɪt/

Spirit

精神; 灵魂; 热情; 勇气
Meaning
the non-physical part of a person; enthusiasm or courage; the essential character of something
Example
The team showed great spirit despite losing the match.
尽管输掉比赛,队伍仍展现出伟大的精神。
A1 verb /siː/

see

Meaning
to perceive with the eyes; to understand; to meet
Example
I can see the mountain from here.
我可以从这里看到山。
B2 noun /ˈsɛktər/

sector

行业
Meaning
a distinct part or area of an economy, society, or industry
Example
The technology sector is growing rapidly.
科技行业正在迅速发展。
B2 adjective /ˈspiː.di/

Speedy

快速的; 极速的; 敏捷的;
Meaning
moving or happening quickly; fast
Example
The speedy delivery service arrived within an hour.
快速的送货服务在一小时内到达。
C2 adjective /ˌsæsərˈdoʊtl/

sacerdotal

神职的
Meaning
Relating to priests or the priesthood.
Example
The ritual had a distinctly sacerdotal character.
仪式具有明显的神职特征。
C2 noun /ˈsoʊbrɪˌkeɪ/

sobriquet

绰号
Meaning
a person's nickname or descriptive name
Example
The famous leader was known by the sobriquet 'The Iron Lady'.
这位著名的领导人以‘铁娘子’的绰号为人所知。
B2 adjective /ˈskeptɪkəl/

Sceptical

怀疑的; 不信任的; 对某事的真相持怀疑态度
Meaning
having doubts; not easily convinced; questioning the truth of something
Example
Many scientists remain sceptical about the new theory.
许多科学家对新理论持怀疑态度。
B2 adjective /ˈstraɪkɪŋ/

striking

引人注目
Meaning
very noticeable or impressive in appearance or effect
Example
Her striking beauty caught everyone's attention.
她那引人注目的美丽吸引了所有人的注意。
B2 adjective, verb (past) /səˈspɛndɪd/

suspended

暂停
Meaning
Temporarily not allowed, stopped, or hanging.
Example
He was suspended from school for a week.
他因为一周被暂停上学。
A2 noun/verb /sɛns/

sense

感觉
Meaning
A faculty by which the body perceives external stimuli; or to perceive something without being told.
Example
She had a strong sense of responsibility.
她有很强的责任感。
B1 noun /sɛks/

sex

性别
Meaning
the biological distinction between male and female; sexual activity
Example
He was asked about his sex at the doctor's office.
医生办公室询问了他的性别。
C2 noun /ˈsteɪtkraft/

statecraft

治国艺术
Meaning
The art of governing and managing state affairs effectively.
Example
The leader was praised for his exceptional statecraft in handling international relations.
领导因其在处理国际关系方面的卓越治国艺术而受到赞扬。
B2 adverb /ˈstɛdɪli/

steadily

稳定地
Meaning
in a regular and continuous way; without stopping or changing
Example
The company's profits have been increasing steadily.
公司的利润稳定增长。
A2 noun /ˈstʌmək/

Stomach

Meaning
the organ in the body where food is digested; the belly or abdomen
Example
My stomach hurts after eating too much.
吃太多后我的胃痛。
C2 verb /ˈsɛreɪt/

serrate

锯齿边缘
Meaning
To make a saw-toothed edge or notched margin.
Example
The craftsman serrated the knife blade for better cutting.
工匠将刀片锯齿化,以提高切割效果。
C2 adjective /ˈsɪbɪlaɪn/

sibylline

希比林
Meaning
Prophetic, mysterious, or cryptic in meaning.
Example
The old woman gave a sibylline warning about the future.
那位老妇人对未来做出了一个希比林的警告。
A2 adjective /ˈsɪr.i.əs/

Serious

严肃的; 认真的; 重要的;
Meaning
thoughtful; grave; requiring careful consideration; not joking
Example
This is a serious matter that needs immediate attention.
这是一个需要立即注意的严肃问题。
C2 adjective /ˈseɪpiənt/

sapient

明智的
Meaning
Wise, or appearing to be wise.
Example
The professor gave a sapient response to the complex question.
教授对复杂的问题做出了明智的回答。
B1 adjective /ʃeɪpt/

shaped

成形的
Meaning
having a particular form or appearance
Example
The sculpture was shaped like a human figure.
雕塑被塑造成一个人形。
B2 verb /səbˈtrækt/

subtract

减去
Meaning
to take away a number or amount from another number or amount
Example
If you subtract 5 from 10, you get 5.
如果你从10中减去5,你得到5。
C1 noun /sɪˈtɑːr/

Sitar

锡塔尔
Meaning
a traditional Indian stringed musical instrument with a long neck and resonating body
Example
The sitar creates beautiful ragas in Indian classical music.
锡塔尔在印度古典音乐中创造美丽的拉嘎。
C1 noun /ˈstəʊ.ɪ.sɪ.zəm/

stoicism

斯多伊主义
Meaning
The endurance of pain or hardship without the display of feelings and without complaint.
Example
His stoicism during hardship was admirable.
他在困境中的斯多伊主义令人钦佩。
B2 adjective /stɪf/

Stiff

僵硬的; 坚固的; 刚硬的
Meaning
not easily bent or changed; rigid; firm
Example
The old wooden board was too stiff to bend.
那块老木板太硬了,弯不起来。
C2 noun /slaɪt/

sleight

技巧
Meaning
Skill or dexterity, especially in performing tricks.
Example
The magician amazed the crowd with his sleight of hand.
魔术师用他的技巧惊艳了观众。
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。
B1 noun /ˈsʌp.ər/

Supper

晚餐
Meaning
an evening meal, typically a light or informal one
Example
We usually have supper around seven o'clock.
我们通常在七点左右吃晚餐。
B2 noun /ˈsɛnsər/

sensor

幸福
Meaning
a device that detects or measures a physical property and records, indicates, or responds to it
Example
The motion sensor turned on the light automatically.
当她获得奖项时,她无法掩饰自己的幸福。
C1 adjective /sɛkˈtɛəriən/

sectarian

宗派的
Meaning
relating to or characterized by the differences between sects, often leading to conflict
Example
The region has been troubled by sectarian violence for decades.
该地区几十年来一直受到宗派暴力的困扰。
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 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
A2 noun səˈsaɪəti

society

社会
Meaning
The aggregate of people living together in a more or less ordered community.
Example
Society plays a pivotal role in shaping an individual's values.
社会在塑造个体价值观方面发挥着重要作用。
C1 verb /slɪŋ/

sling

投掷, 挂起
Meaning
to throw or hang something roughly or carelessly
Example
He slung his bag over his shoulder before leaving.
他在离开前把包扔在肩膀上。
C1 adjective /ˈsɪn.tɪ.leɪ.tɪŋ/

scintillating

闪耀的
Meaning
brilliantly clever, exciting, or sparkling
Example
Her scintillating conversation kept everyone entertained.
她那闪耀的谈话让每个人都感到娱乐。
C1 verb /ˈʃʌdər/

shudder

颤抖
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.
她在想到独自走在黑暗森林中的时候不禁颤抖。
C2 noun /ˈsɒlɪˌsɪzəm/

solecism

语法错误
Meaning
a grammatical mistake in speech or writing; a breach of good manners or etiquette
Example
His speech was full of solecisms and awkward phrases.
他的演讲充满了语法错误和笨拙的短语。
B2 noun /ˈsɛm.iˌsɜːr.kəl/

semicircle

半圆
Meaning
Half of a circle or something shaped like half of a circle.
Example
The students sat in a semicircle around the teacher.
学生们围绕老师坐成半圆形。
B2 verb /səˈluːt/

salute

敬礼
Meaning
to greet with respect; to honor
Example
The soldiers saluted their commanding officer.
士兵们向他们的指挥官敬礼。
C2 verb /sleɪk/

slake

解渴
Meaning
To satisfy thirst or desire.
Example
She drank cold water to slake her thirst.
她喝了冷水来解渴。
C1 verb ˈsɪn.θə.saɪ.zɪŋ

synthesizing

合成, 结合, 以一致的方式呈现
Meaning
Combine (a number of things) into a coherent whole.
Example
He excels in synthesizing ideas from different sources.
他擅长将不同来源的想法进行合成。
C1 noun /səˈvænə/

savanna

草原(散布着树木)
Meaning
a grassy plain with scattered trees, typical of tropical and subtropical regions
Example
Giraffes browsed on acacia trees across the wide savanna.
长颈鹿在广阔的萨凡纳上吃着金合欢树的叶子。
B2 noun, verb /steɪk/

stake

股份, 风险
Meaning
A share or interest in a business or venture; to risk or support something of value.
Example
He has a major stake in the new company.
他在新公司拥有重大股份。
C1 adjective /ˈskræpi/

scrappy

好斗 / 杂乱
Meaning
Determined and willing to fight or argue; also messy or disorganized.
Example
Despite being small, he was a scrappy fighter.
尽管身材小,他却是一个好斗的战士。
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。
B2 noun /ˈsɜːdʒən/

surgeon

外科医生
Meaning
a doctor who performs medical operations
Example
The surgeon performed a complex heart operation.
外科医生进行了复杂的心脏手术。
B2 adjective /ˈstɑːrtəld/

startled

吃惊
Meaning
suddenly shocked or surprised by something unexpected
Example
She was startled by the loud noise outside.
她因外面的巨大声音而感到吃惊。
C2 noun /ˈsɪmpəltən/

simpleton

傻瓜
Meaning
a foolish or gullible person
Example
They treated him like a simpleton who could not understand anything complex.
他们把他当作一个无法理解复杂事物的傻瓜对待。
B2 noun /ˈsiː.mən/

Seaman

海员
Meaning
a person who works on a ship; sailor
Example
The experienced seaman navigated the ship through the storm.
经验丰富的海员在风暴中导航。
B2 adjective /suːˈpɪə.ri.ər/

Superior

卓越; 优于平均水平
Meaning
higher in rank, quality, or importance; better than average
Example
This product is superior to all others in the market.
该产品在市场上优于所有其他产品。
C1 noun /ˈskævɪndʒər/

scavenger

食尸者 / 垃圾收集者
Meaning
an animal or person that feeds on dead or discarded material
Example
Vultures are natural scavengers that clean up the environment.
秃鹫是自然的清道夫,清理环境。
B2 adjective /slɪm/

slim

苗条
Meaning
thin in an attractive or healthy way; small in amount or chance
Example
She looked slim in her new dress.
她穿上新裙子看起来很苗条。
B1 verb /stɛə/

stare

盯着
Meaning
to look at something with a fixed gaze
Example
She stared at the painting for hours.
她盯着画看了几个小时。
B2 noun /ˈsɛntəmənt/

Sentiment

情感
Meaning
a feeling or opinion, especially one based on emotion; tender feelings of affection
Example
Public sentiment was strongly against the new policy.
公众舆论强烈反对这项新政策。
B2 noun /ˈsɑːrdʒənt/

sergeant

中士
Meaning
A rank of non-commissioned officer in the armed forces or police.
Example
The sergeant gave orders to the soldiers before the mission.
中士在任务前向士兵发出命令。
B1 verb /siːk/

seek

寻找
Meaning
to try to find or obtain something; to attempt or desire to achieve
Example
He decided to seek advice from his mentor.
他决定向他的导师寻求建议。
B2 noun /sərˈvaɪvər/

Survivor

一个幸存下来的人,特别是指在其他人死去后仍然活着的人
Meaning
a person who survives, especially a person remaining alive after an event in which others have died
Example
She is a cancer survivor who now helps other patients.
她是一名癌症幸存者,现在帮助其他病人。
C1 adjective /ˈswoʊlən/

swollen

肿胀的
Meaning
Enlarged or puffed up, usually due to injury, inflammation, or fluid accumulation
Example
Her ankle was swollen after she twisted it during the hike.
她在徒步旅行时扭伤了脚踝,脚踝肿了。
B2 noun /sfɪər/

sphere

球体
Meaning
a round, three-dimensional shape that is perfectly symmetrical around its center; an area of activity or knowledge
Example
The Earth is almost a perfect sphere.
地球几乎是一个完美的球体。
B1 adjective ˈʃɔːrt.tɜːrm

short-term

短期的
Meaning
Occurring over or involving a relatively short period of time.
Example
Investing in stocks can yield short-term profits.
投资股票可以带来短期收益。
C2 adjective /ˈsæŋɡwɪˌnɛri/

sanguinary

血腥的
Meaning
Involving or causing much bloodshed; bloodthirsty.
Example
The battle was one of the most sanguinary conflicts of the war.
这场战斗是战争中最血腥的冲突之一。
C1 noun səˈsteɪ.nə.bəl tekˈnɒl.ə.dʒi

sustainable technology

可持续技术
Meaning
Technology designed to meet present needs without compromising future generations' ability to meet their needs.
Example
Sustainable technology ensures a cleaner future.
可持续技术确保更清洁的未来。
B2 adjective /ˈʃeɪm.fəl/

Shameful

可耻的; 不光彩的; 令人尴尬的
Meaning
causing shame; disgraceful; embarrassing
Example
His shameful behavior embarrassed the entire family.
他可耻的行为让整个家庭感到尴尬。
C2 adjective /ˌsʌb.əˈkwɒt.ɪk/

subaquatic

水下的
Meaning
Existing, living, or located under water.
Example
Divers explored the subaquatic cave system filled with rare fish.
潜水员探索了充满稀有鱼类的水下洞穴系统。
C2 noun /ˈsɪŋkrəˌnɪzəm/

synchronism

同步
Meaning
The simultaneous occurrence of events or actions.
Example
The synchronism of the dancers' movements amazed the audience.
舞者动作的同步让观众感到惊讶。
B2 noun ˈsiːzənəl ˈvedʒtəbəlz

seasonal vegetables

季节性蔬菜
Meaning
Vegetables that grow during specific seasons or times of the year
Example
Seasonal vegetables grow abundantly in winter.
季节性蔬菜在冬季大量生长。
C1 adjective /ˈsliːzi/

sleazy

低级的, 肮脏的, 或质量差的
Meaning
morally low, dirty, or cheap in quality
Example
He avoided the sleazy nightclub downtown.
他避免了市中心的低级夜店。
C2 noun /ˈsiːkənt/

secant

割线
Meaning
A straight line that intersects a curve at two or more points.
Example
In geometry, a secant cuts the circle at two distinct points.
在几何学中,割线在两个不同的点上切割圆形。
C2 noun /ˈsɪŋ.krə.ni/

synchrony

同步性
Meaning
Coordination in time, harmony in action or movement.
Example
Their dance performance showed perfect synchrony.
他们的舞蹈表演展示了完美的同步性。
A1 noun /ˈsæləd/

salad

沙拉
Meaning
a dish consisting of various ingredients, typically including vegetables, which are usually mixed with a dressing
Example
She made a fresh salad with lettuce, tomatoes, and cucumbers.
她用生菜、番茄和黄瓜做了一个新鲜的沙拉。
C2 adjective /səˈræfɪk/

seraphic

天使般的
Meaning
Of or like a seraph; angelic, pure, and blissful.
Example
She gave him a seraphic smile that calmed his fears.
她给了他一个天使般的微笑,安抚了他的恐惧。
C2 noun /ˈstætɪks/

statics

静力学
Meaning
The branch of mechanics dealing with bodies at rest and forces in equilibrium.
Example
She is studying statics as part of her engineering course.
她正在学习静力学,作为她工程课程的一部分。
B2 adverb /ˈsoʊlli/

solely

仅仅
Meaning
only; not involving anyone or anything else
Example
He is solely responsible for the decision.
他完全对这个决定负责。
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 /ˈʃɜːrbət/

sherbet

雪葩
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.
在炎热的日子里,她喜欢喝一杯柠檬雪葩。
C1 noun ˌsteɪbəlaɪˈzeɪʃən

stabilization

稳定化
Meaning
The process of making or becoming stable.
Example
The stabilization of the structure was essential after the earthquake.
地震后,结构的稳定化至关重要。
C1 verb /spɜːr/

spur

激励 / 鼓励
Meaning
To encourage or motivate someone to take action.
Example
The teacher's praise spurred him to study harder.
教师的表扬激励他更加努力学习。
B2 noun /səˈplaɪə(r)/

supplier

供应商
Meaning
a person or company that provides goods or services
Example
The supplier delivered the products on time.
供应商按时交付了产品。