B2 adverb /ˈsmuːð.li/

Smoothly

顺畅地; 没有问题

Meaning

without problems or difficulties; in an even and regular way

Example

The car runs smoothly on the new highway.

汽车在新高速公路上顺畅行驶。

B2 adjective səˈsteɪ.nə.bəl

sustainable

可持续的

Meaning

Able to be maintained at a certain rate or level; conserving an ecological balance.

Example

Sustainable practices mitigate environmental impact.

可持续的实践减少了对环境的影响。

B2 noun /ˈset.əl.mənt/

Settlement

定居; 协议

Meaning

a place where people establish a community; an agreement that ends a dispute

Example

The early settlement was built near the river for easy access to water.

早期的定居点建在河边，方便取水。

B2 verb /slæp/

slap

掌掴

Meaning

to hit someone quickly with the flat part of the hand; to strike sharply

Example

She was so angry that she slapped him across the face.

她生气得打了他的脸。

B2 verb /sɜːrdʒ/

surge

激增

Meaning

to move suddenly and powerfully forward or upward

Example

The crowd surged forward when the gates opened.

当大门打开时，人群向前涌动。

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 noun /ˈsmɑːrt.nəs/

Smartness

智慧；机智；整洁和时尚的外观

Meaning

intelligence; cleverness; neat and fashionable appearance

Example

Her smartness in solving problems impressed everyone.

她在解决问题时的智慧给大家留下了深刻印象。

B2 verb /spɪn/

spin

旋转

Meaning

To turn around quickly or cause something to rotate

Example

The dancer began to spin gracefully on the stage.

舞者开始在舞台上优雅地旋转。

B2 adjective /stəˈtɪstɪkəl/

statistical

统计的

Meaning

relating to the use or analysis of numerical data

Example

The report provides statistical data about population growth.

报告提供了有关人口增长的统计数据。

B2 adjective /səbˈstæn.ʃəl/

Substantial

实质的; 相当的; 重要的

Meaning

large in size, amount, or importance; considerable; significant

Example

There was a substantial increase in sales this quarter.

本季度销售量有了显著增加。

B2 adjective /stɑːrk/

stark

严峻的, 锋利的

Meaning

Severe, sharp, or clearly defined; plain and without any decoration.

Example

The stark contrast between poverty and wealth was evident in the city.

贫困与财富之间的鲜明对比在城市中显而易见。

B2 noun ˈʃɔːtkʌmɪŋz

shortcomings

短处

Meaning

A fault or failure to meet a certain standard; deficiencies.

Example

Institutional shortcomings affect student behavior negatively.

制度性短处对学生行为产生了负面影响。

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 verb /spɪl/

spill

洒

Meaning

to cause liquid to flow or fall out of a container by accident

Example

Be careful not to spill your coffee.

小心不要洒出你的咖啡。

B2 adjective /ˈspɪr.ɪ.tʃu.əl/

Spiritual

精神的; 宗教的; 神圣的

Meaning

relating to the human spirit or soul; religious or sacred

Example

She found spiritual peace through meditation.

她通过冥想找到了精神的平静。

B2 noun ˈskruːtɪni

scrutiny

详细审查

Meaning

Critical observation or examination

Example

The new law is under scrutiny by the legislative body.

新法律正在立法机关的详细审查中。

B2 noun /ˈspɒnsər/

sponsor

赞助商

Meaning

a person or organization that provides funds for a project or activity in exchange for publicity or support

Example

The company became the main sponsor of the event.

公司成为了活动的主要赞助商。

B2 verb /skrʌb/

scrub

擦拭

Meaning

To rub hard so as to clean, typically with a brush and water.

Example

Excessive scrubbing of the eyes is harmful.

过度擦眼睛对身体有害。

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 noun /ʃɪt/

shit

屎

Meaning

a vulgar term for feces or excrement

Example

The dog made a mess by leaving its shit on the floor.

狗在地板上留下了它的屎，弄得一团糟。

B2 noun /ˈsiː.krə.si/

Secrecy

保密

Meaning

the practice of keeping something secret; the state of being kept hidden

Example

The project was conducted in complete secrecy.

该项目是在完全保密的情况下进行的。

B2 noun /ˈsɑːfmɔːr/

sophomore

大二学生

Meaning

a student in their second year of study at a university or high school

Example

He’s a sophomore in college, studying computer science.

他是大学的二年级学生，学习计算机科学。

B2 verb /ˈskroʊlɪŋ/

scrolling

滚动

Meaning

Moving through content on a screen by sliding up or down.

Example

Scrolling through feeds wastes a lot of time.

在信息流中滚动浪费了很多时间。

B2 adjective ˈsiːm.ləs

seamless

无缝

Meaning

A process or service that works without any interruption.

Example

A seamless checkout process improves user satisfaction.

无缝结账流程提高了用户满意度。

B2 adjective /ˈskɛptɪkəl/

skeptical

怀疑的

Meaning

not easily convinced; having doubts or reservations

Example

She was skeptical about the new plan.

她对新计划持怀疑态度。

B2 noun /ˈskʌlp.tər/

Sculptor

雕塑家

Meaning

an artist who creates sculptures by carving, modeling, or shaping materials

Example

The sculptor spent months creating a beautiful marble statue.

雕塑家花了几个月时间制作一座美丽的大理石雕像。

B2 noun, verb /sɪn/

sin

罪

Meaning

an immoral act considered to be a transgression against divine law; to commit an offense against religious or moral law

Example

He confessed his sin to the priest.

他向神父忏悔了他的罪。

B2 noun /skrɪpt/

script

剧本

Meaning

The written text of a play, film, or broadcast; handwriting style.

Example

The actor memorized his lines from the script.

演员从剧本中背诵了台词。

B2 adjective /slɪk/

slick

光滑的

Meaning

Smooth, clever, or efficient, often in a way that seems superficial.

Example

He gave a slick presentation to impress the investors.

他做了一个光滑的演示，以打动投资者。

B2 noun /ˈsaɪrən/

siren

警报器

Meaning

A device that makes a loud prolonged sound as a signal or warning; in mythology, a creature that lures sailors with enchanting songs.

Example

The police car passed with its siren blaring.

警车经过时，警报器发出尖锐的声音。

B2 noun /ˈʃepərd/

Shepherd

牧羊人

Meaning

a person who tends and guards sheep

Example

The shepherd guided his flock to the green pasture.

牧羊人把他的羊群引导到绿色的牧场。

B2 noun /səˈlɪsɪtər/

solicitor

律师

Meaning

A type of lawyer who gives legal advice and prepares legal documents, often representing clients in lower courts.

Example

She consulted a solicitor before signing the contract.

她在签署合同之前咨询了律师。

B2 noun /suː.pɪər.iˈɔːr.ə.ti/

Superiority

优越性

Meaning

the quality or state of being superior; higher rank or quality

Example

His superiority in mathematics was evident from his test scores.

他在数学上的优越性从他的考试成绩中显而易见。

B2 adjective /skeərs/

Scarce

稀有的；难以找到的；以小量存在

Meaning

rare; not easily found; existing in small quantities

Example

Fresh water is becoming increasingly scarce in desert regions.

在沙漠地区，淡水变得越来越稀缺。

B2 noun /spæn/

span

跨度

Meaning

the full extent or length of something from one end to another

Example

The bridge has a span of over 500 meters.

这座桥的跨度超过了500米。

B2 adjective /stɜːrn/

Stern

严格的；严厉的

Meaning

serious and demanding exact conformity to rules; strict and severe

Example

The teacher gave the students a stern warning about cheating.

老师给学生们关于作弊的严厉警告。

B2 noun /səkˈsɛʃ.ən/

succession

生态演替

Meaning

The process of ecological change in which one community of organisms is gradually replaced by another.

Example

Forest succession occurs when old ecosystems are replaced by new ones.

森林演替发生在旧的生态系统被新的生态系统取代时。

B2 verb /skæn/

scan

幸福

Meaning

To look at something carefully or quickly; to digitally copy or capture an image or document.

Example

She scanned the document before sending it by email.

她收到奖项时无法隐藏自己的幸福。

B2 noun /ˈsɪmp.təmz/

symptoms

症状

Meaning

signs or indications of a disease or condition

Example

Fever and cough are common symptoms of the flu.

发烧和咳嗽是流感的常见症状。

B2 adjective /ˈskætərd/

Scattered

分散的; 散落的;

Meaning

spread widely apart; dispersed; occurring here and there

Example

Scattered showers are expected throughout the day.

预计全天都会有分散的降雨。

B2 adjective /ˈspɛʃəˌlaɪzd/

specialized

专门的

Meaning

designed or developed for a particular purpose or function

Example

He has a specialized knowledge of ancient civilizations.

他对古代文明有专门的知识。

B2 noun /ˈsʌb.sɪ.di/

subsidy

补贴

Meaning

Financial assistance provided by government to reduce costs of goods or services.

Example

The government provides a fuel subsidy to control prices.

政府提供燃料补贴以控制价格。

Meaning

the feeling or expression of contempt or disdain; to treat with contempt

Example

She looked at him with open scorn.

B2 noun /ˈʃuːtɪŋ/

shooting

拍摄

Meaning

the action of shooting a gun, camera, or similar device

Example

The shooting of the movie took several months.

电影的拍摄花费了几个月的时间。

B2 noun, verb /stiːm/

steam

蒸汽

Meaning

the vapor into which water is converted when heated; to emit or treat with steam

Example

The kettle was steaming on the stove.

茶壶在炉子上冒蒸汽。

B2 noun /ˈskaɪˌskreɪpər/

Skyscraper

摩天大楼

Meaning

a very tall building of many stories

Example

The new skyscraper dominates the city's skyline.

这座新的摩天大楼主导着城市的天际线。

B2 adjective ˈskɒl.ə.li

scholarly

学术的

Meaning

Having or showing great knowledge or learning; academic in approach or method.

Example

He wrote a scholarly article on ancient philosophy.

他写了一篇关于古代哲学的学术文章。

B2 noun /ˈsɛnət/

senate

参议院

Meaning

a legislative or governing body, typically the upper chamber in a bicameral legislature

Example

The senate voted in favor of the new healthcare bill.

参议院投票支持新的医疗保健法案。

B2 noun /ˈspɒnsəʃɪp/

sponsorship

赞助

Meaning

the act of supporting an event, activity, person, or organization financially or through other resources

Example

The event was made possible due to the sponsorship of several big companies.

由于几家大公司的赞助，活动得以举行。

B2 verb /straɪd/

stride

大步走；取得进展

Meaning

to walk with long, decisive steps; to make progress

Example

She strode confidently across the stage.

她自信地走过舞台。

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。

B2 adjective /ˈstaɪ.lɪʃ/

Stylish

时尚和有吸引力；在外观上有优雅或品味

Meaning

fashionable and attractive; having elegance or taste in appearance

Example

She wore a stylish dress to the party.

她穿着一件时尚的裙子参加派对。

B2 noun /ˈsaɪd.laɪn/

sideline

副业

Meaning

An activity done in addition to one's main job or area of work.

Example

The sideline discussions led to mutual understanding.

副线讨论促进了相互理解。

B2 adjective sɪnˈθet̬.ɪk

synthetic

合成的

Meaning

Made by chemical synthesis, especially to imitate a natural product; artificial.

Example

Synthetic chemicals are used in processed foods.

合成化学品被用于加工食品中。

B2 adjective /ˈʃeɪ.di/

Shady

有阴影的; 可疑的; 不诚实的;

Meaning

providing shade; dishonest; suspicious

Example

The shady businessman made a suspicious deal.

那个有阴影的商人做了一笔可疑的交易。

B2 verb, noun /stɔːl/

stall

停下, 小摊

Meaning

to stop or cause to stop temporarily; a small shop or stand

Example

The car stalled on the way to the office.

车子在去办公室的路上停了下来。

B2 noun ˌspɛk.jʊˈleɪ.ʃən

speculation

投机

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.

股市投机可能导致高波动性。

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。

B2 verb /soʊk/

soak

浸泡

Meaning

to make something completely wet by immersing it in liquid

Example

She soaked the clothes in water before washing them.

她在洗衣前把衣服浸泡在水中。

B2 noun /streɪn/

Strain

压力; 紧张; 疲劳;

Meaning

pressure or tension; excessive demand on strength or resources

Example

Working long hours put a strain on his health.

长时间工作给他的健康带来了压力。

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 verb səˈpres

suppress

压制

Meaning

To forcibly put an end to; to restrain or subdue.

Example

Authorities must suppress criminal activities in campuses.

当局必须压制校园中的犯罪活动。

B2 noun /ˈstrʌk.tʃərz/

structures

结构

Meaning

Buildings or other objects constructed from several parts.

Example

The region has ancient structures.

这个地区有古老的结构。

B2 noun/verb /swɔːrm/

swarm

蜂群

Meaning

A large group of insects or people moving together.

Example

A swarm of bees surrounded the tree.

一群蜜蜂围绕着树。

B2 noun /stəˈbɪl.ə.ti/

Stability

稳定性

Meaning

the state of being stable; firmness; steadiness

Example

Political stability is essential for economic growth.

政治稳定对经济增长至关重要。

B2 adjective spekˈtækjʊlər

spectacular

壮观

Meaning

Beautiful in a dramatic and eye-catching way; very impressive.

Example

The launch of the spacecraft was a spectacular event.

太空船的发射是一次壮观的事件。

B2 noun /stəˈtɪstɪks/

statistics

统计

Meaning

the practice or science of collecting and analyzing numerical data

Example

The statistics showed an increase in the number of users last year.

统计数据显示，去年用户数量有所增加。

B2 verb /ʃrʌɡ/

shrug

耸肩

Meaning

To raise and lower the shoulders to express uncertainty or indifference.

Example

He shrugged when asked about the missing file.

他在被问到关于丢失文件的事时耸了耸肩。

B2 noun /ˈsɜr.neɪm/

Surname

姓氏

Meaning

a hereditary name common to all members of a family; family name

Example

Please write your first name and surname on the form.

请在表格上写下您的名字和姓氏。

B2 adjective /ˈstæt.ɪk/

static

静态

Meaning

Lacking in movement, action, or change; stationary.

Example

Static ideas hinder progress.

静态的想法阻碍了进步。

B2 verb /stɪŋ/

sting

刺痛

Meaning

to pierce with a sharp point; to cause sharp pain

Example

The bee stung him on his arm while he was gardening.

蜜蜂在他园艺时刺伤了他的手臂。

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。

B2 adjective /ˈsoʊloʊ/

solo

独奏

Meaning

performed by one person alone; a single performance

Example

She decided to perform a solo dance at the talent show.

她决定在才艺表演中做独舞表演。

B2 adjective /ˈsɛkʃʊəl/

sexual

性行为

Meaning

relating to the instincts, physiological processes, and activities connected with physical attraction or intimate physical contact between individuals

Example

The sexual health of individuals is an important topic in modern medicine.

个体的性健康是现代医学中的一个重要话题。

B2 adverb /ˈskeəs.li/

Scarcely

几乎; 几乎不; 仅仅

Meaning

hardly; barely; only just

Example

I could scarcely believe my eyes.

我几乎不敢相信自己的眼睛。

B2 noun /ˈʃʌtəl/

shuttle

在两个地点之间定期往返的交通工具

Meaning

a vehicle or craft that travels regularly between two places.

Example

The airport shuttle runs every 30 minutes.

机场接驳车每30分钟运行一次。

B2 noun /ˈskʌlp.tʃər/

Sculpture

雕塑; 通过雕刻制作的艺术品

Meaning

the art of making objects by carving; a work of art made by carving

Example

The museum displays ancient Greek sculpture.

博物馆展示了古希腊雕塑。

B2 noun /strɪp/

Strip

一条长而窄的布、纸、塑料或其他材料带

Meaning

a long narrow piece of cloth, paper, plastic, or other material

Example

She tore a strip of paper from the notebook.

她从笔记本上撕下一条纸带。

B2 noun /ˈsɪɡ.nə.tʃər/

Signature

签名

Meaning

a person's name written in their own handwriting as identification or authorization

Example

Please put your signature at the bottom of the document.

请在文件底部签名。

B2 noun /skɛtʃ/

sketch

素描

Meaning

a simple, rough drawing or outline

Example

He made a quick sketch of the landscape.

他画了一个快速的风景素描。

B2 noun sliːp ˌdɛprɪˈveɪʃən

sleep deprivation

睡眠不足

Meaning

The condition of not having enough sleep; lack of adequate sleep.

Example

Sleep deprivation can severely impact mental health.

睡眠不足可能严重影响心理健康。

B2 noun /spekˈteɪtər/

Spectator

观众

Meaning

a person who watches at a show, game, or other event; an observer

Example

The stadium was filled with excited spectators.

体育场坐满了兴奋的观众。

B2 noun /sneɪl/

Snail

蜗牛

Meaning

a small soft creature with a shell on its back that moves very slowly

Example

The snail left a shiny trail as it crawled across the leaf.

蜗牛在叶子上爬行时留下了一条闪亮的痕迹。

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。

B2 verb /ˈsɪmbəlaɪz/

symbolize

象征

Meaning

to represent or stand for something else

Example

The dove symbolizes peace across cultures.

鸽子在不同文化中象征着和平。

B2 verb /sæk/

sack

解雇

Meaning

to dismiss from a job; to put something in a sack

Example

The company sacked him for poor performance.

公司因为表现不佳解雇了他。

B2 noun /ˈsoʊlər ɪˈklɪps/

Solar eclipse

日全食

Meaning

an eclipse in which the sun is obscured by the moon passing between it and the earth

Example

The solar eclipse will be visible from our city next month.

下个月我们城市将能看到日全食。

B2 noun ˈsʌbstɪˌtut

substitute

替代品

Meaning

A person or thing acting or serving in place of another.

Example

Money cannot be a substitute for genuine happiness.

钱不能成为真正幸福的替代品。

B2 noun /ˈskændəl/

scandal

丑闻

Meaning

an event or action that causes public outrage or damage to one's reputation

Example

The politician's affair became a public scandal.

那位政治家的私 affair 成为了公共丑闻。

B2 verb /sɑːb/

sob

大声哭泣

Meaning

to cry noisily while taking short breaths

Example

She began to sob uncontrollably after hearing the news.

她在听到消息后开始无法控制地呜咽。

B2 noun /ˌspɛsɪfɪˈkeɪʃən/

specification

规格

Meaning

a detailed description or assessment of something

Example

The product specification includes all the necessary details.

产品规格包括所有必要的细节。

B2 noun /ˈspɛk.tə.kəl/

spectacle

景象

Meaning

An impressive display or performance for viewers.

Example

The fireworks created a breathtaking spectacle in the night sky.

烟花在夜空中创造了一个惊人的景象。

B2 verb /skwɒʃ/

squash

压扁

Meaning

to crush or squeeze something with force so that it becomes flat or broken

Example

She accidentally squashed the bug with her shoe.

她不小心用鞋子压死了虫子。

B2 adjective /ˈsoʊ.vi.ət/

soviet

苏联的

Meaning

relating to the Soviet Union or its government

Example

The Soviet era saw significant changes in Eastern Europe.

苏联时代见证了东欧的重大变化。

B2 noun ˈstɪmjələs

stimulus

刺激

Meaning

A thing or event that evokes a specific functional reaction in an organ or tissue.

Example

Plants respond to external stimulus.

植物对外部刺激作出反应。

B2 adjective /ˌsɪstəˈmætɪk/

systematic

系统的

Meaning

Done or acting according to a fixed plan or system; methodical.

Example

The company took a systematic approach to solving the issue.

公司采取了系统的方法来解决问题。

B2 noun /ˈskɒl.ər/

Scholar

学者；学术人员

Meaning

a person who has studied a subject for a long time and knows a lot about it; an academic

Example

The renowned scholar published several books on ancient history.

著名学者出版了几本关于古代历史的书籍。

B2 noun /ˈswɒl.oʊ/

Swallow

燕子

Meaning

a small migratory bird with long wings and a forked tail

Example

The swallow built its nest under the roof.

燕子在屋顶下筑巢。

B2 adjective /ˌsɪm.pəˈθet.ɪk/

Sympathetic

有同情心的; 富有理解的; 敏感的;

Meaning

showing compassion or understanding for someone's feelings or situation

Example

She was very sympathetic when I told her about my problems.

当我告诉她我的问题时，她表现得非常有同情心。

B2 adverb /ˈsɛp.ər.ət.li/

separately

分别地

Meaning

in a way that is apart or individually; not together

Example

They decided to travel separately to the conference.

他们决定分别前往会议。

B2 verb /ˈstrɛŋkθən/

strengthen

增强

Meaning

To make or become stronger.

Example

Communication can strengthen bonds between people.

沟通可以增强人们之间的联系。

B2 verb /stɪə(r)/

steer

操控

Meaning

to guide or control the movement of a vehicle, vessel, or person

Example

He steered the car carefully through the narrow street.

他小心地把车开过狭窄的街道。

B2 noun ˌsɛlf ˈdɪs.ə.plɪn

self-discipline

自律

Meaning

The ability to control one's emotions and behavior.

Example

Self-discipline is crucial for achieving long-term success.

自律对于长期成功至关重要。

B2 noun ˈsoʊʃəl rɪˌspɒnsəˈbɪləti

social responsibility

社会责任

Meaning

The duty to act in ways that benefit society as a whole.

Example

Social responsibility should be part of the education curriculum.

社会责任应该是教育课程的一部分。

B2 verb /skɪm/

skim

快速阅读

Meaning

to move quickly over a surface or to read something quickly

Example

She skimmed through the report before the meeting.

她在会议前快速浏览了报告。

B2 noun ˈsʌbˌaɪtəlz

subtitles

字幕

Meaning

Captions displayed at the bottom of a movie or television screen that translate or transcribe the dialogue or narrative.

Example

Use subtitles for better understanding.

使用字幕以更好地理解。

Meaning

a strong beam of light directed onto a particular area; figuratively, public attention

Example

The singer stood proudly in the spotlight.

B2 noun /ˈsikwəns/

Sequence

序列

Meaning

a particular order in which related events, movements, or things follow each other; a set of related events, movements, or things that follow each other in a particular order

Example

The dance sequence was perfectly choreographed.

舞蹈序列被完美地编排。

B2 adverb /ˈsiː.mɪŋ.li/

seemingly

表面上, 看起来平静

Meaning

appearing to be true, but not necessarily so

Example

He was seemingly calm despite the chaos around him.

尽管周围一片混乱，他看起来平静。

B2 verb /ˈsɪmplɪfaɪ/

simplify

简化

Meaning

to make easier to understand or do; to reduce complexity

Example

The teacher simplified the complex equation for the students.

老师为学生简化了复杂的方程。

B2 verb /ˈsteɪ.bə.laɪz/

stabilize

稳定

Meaning

to make something steady, secure, or unlikely to change suddenly

Example

The government took measures to stabilize the economy.

政府采取措施以稳定经济。