B2 noun /steɪn/

Stain

污点; 斑点

Meaning

a colored patch or dirty mark that is difficult to remove; a blemish or damage to reputation

Example

There was a coffee stain on his white shirt.

他的白衬衫上有咖啡渍。

B2 noun/verb /swɑːmp/

swamp

沼泽

Meaning

An area of low-lying, uncultivated ground where water collects; a bog or marsh.

Example

The village was built near a swamp.

村庄建在一个沼泽附近。

B2 noun /səbˈskrɪp.ʃən/

Subscription

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。

B2 verb /straɪv/

strive

奋斗

Meaning

To make great efforts to achieve or obtain something.

Example

She strives to be the best student in her class.

她努力成为班里最好的学生。

B2 noun /slɛdʒ/

sledge

雪橇

Meaning

a vehicle for traveling over snow, often pulled by animals

Example

The children rode a sledge down the snowy hill.

孩子们从雪山上滑下了雪橇。

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 adverb ˌsɪməlˈteɪnɪəsli

simultaneously

同时

Meaning

At the same time; occurring or existing at the same time.

Example

He worked on two projects simultaneously.

他同时在做两个项目。

B2 noun /ˈsʌ.plɪ.mənt/

Supplement

补充

Meaning

something that completes or adds to something else; a dietary product

Example

She takes vitamin supplements to maintain her health.

她服用维生素补充剂来保持她的健康。

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 /ˈsuː.ɪ.saɪd/

Suicide

自杀

Meaning

the act of intentionally killing oneself

Example

Mental health professionals work to prevent suicide.

心理健康专家致力于预防自杀。

B2 noun /slæŋ/

Slang

俚语; 非正式语言

Meaning

very informal language that is usually spoken rather than written

Example

The teenagers used slang that their parents couldn't understand.

青少年使用了父母无法理解的俚语。

B2 adjective /suːˈpriːm/

Supreme

最高的

Meaning

highest in rank, authority, or quality; greatest; most important

Example

The Supreme Court made the final decision.

最高法院作出了最终决定。

B2 noun /swɪŋ/

Swing

秋千

Meaning

move or cause to move back and forth or from side to side while suspended or on an axis

Example

The children love to swing in the park.

孩子们喜欢在公园里荡秋千。

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 /ˈspəʊkswɪmən/

spokeswoman

发言人女性

Meaning

a woman who speaks on behalf of a group or organization

Example

The spokeswoman for the company announced the new product.

公司的发言人宣布了新产品。

B2 verb /ˈspɛsɪfaɪ/

specify

指定

Meaning

to state or describe something clearly and exactly

Example

Please specify the time and place of the meeting.

请明确指定会议的时间和地点。

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 /ˈspɛktrəm/

spectrum

光谱

Meaning

A range of different things, often related to colors, ideas, or classifications.

Example

The festival attracted people from across the political spectrum.

这个节日吸引了来自各个政治光谱的人们。

B2 adjective /saʊər/

Sour

酸

Meaning

having an acid taste like lemon or vinegar; unpleasant or disagreeable

Example

The milk has gone sour and smells terrible.

牛奶变酸了，闻起来很难闻。

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 /ˌsɪm.ɪˈlær.ə.ti/

Similarity

相似性; 类似性

Meaning

the quality or state of being similar; resemblance

Example

There is a striking similarity between the two paintings.

这两幅画之间有惊人的相似性。

B2 noun /stæns/

stance

立场

Meaning

a person's attitude, opinion, or position on an issue

Example

The company took a strong stance on environmental protection.

公司在环境保护问题上采取了强硬立场。

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。

B2 verb /ˈstreɪtən/

straighten

整理

Meaning

to make something straight or tidy; to correct or organize

Example

She straightened her hair before the meeting.

她在会议前整理了头发。

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 adjective /ˈstɛdi/

steady

稳定

Meaning

firm, stable, and not likely to change suddenly

Example

He kept his hand steady while painting the picture.

他在画画时保持手稳定。

B2 noun /strɔː/

straw

稻草或吸管

Meaning

a thin tube for sucking up liquids; dried stalks of grain plants

Example

She drank the juice through a straw.

她通过吸管喝了果汁。

B2 noun steɪks

stakes

赌注

Meaning

A strong wooden or metal post with a point at one end, driven into the ground.

Example

The stakes were high for the success of the project.

赌注对项目的成功至关重要。

B2 adjective /ˈʃɔːrt ˌsaɪtɪd/

Short-sighted

近视; 短期视野

Meaning

lacking foresight or consideration for the future; myopic

Example

His short-sighted decision to quit school early affected his career prospects.

他短视的决定早早离开学校影响了他的职业前景。

B2 noun /ˈsikwəl/

Sequel

续集

Meaning

a published, broadcast, or recorded work that continues the story or develops the theme of an earlier one; something that takes place after or as a result of an earlier event

Example

The movie sequel was even more successful than the original.

这部电影的续集比原作更成功。

B2 adjective /ˈslʌɡ.ɪʃ/

Sluggish

迟缓; 无力; 不活跃

Meaning

slow-moving; lacking energy or alertness; inactive

Example

The old computer became sluggish after running for hours.

那台旧电脑运行了几个小时后变得迟缓。

B2 adjective /ˈsʌt.əl/

subtle

微妙, 轻微, 精细

Meaning

So delicate or precise as to be difficult to analyze or describe; making use of clever and indirect methods.

Example

The artist's use of color was subtle yet powerful.

艺术家对色彩的运用既微妙又有力。

B2 verb /skwiːz/

squeeze

挤压

Meaning

to press something firmly, especially from all sides in order to extract or compress it

Example

She squeezed the toothpaste to get the last bit.

她挤压牙膏管，想把最后一点挤出来。

B2 noun /ˈspəʊkspɜːrsən/

spokesperson

发言人

Meaning

a person who speaks on behalf of others or an organization

Example

The spokesperson addressed the press conference on behalf of the company.

发言人代表公司在新闻发布会上发言。

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 verb /ˈsʌməraɪz/

summarize

总结

Meaning

To give a brief statement of the main points of something

Example

She summarized the report in just a few minutes.

她在几分钟内总结了报告。

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 verb /ˈʃʌfəl/

shuffle

Meaning

to walk by dragging one's feet along or without lifting them fully; to mix or rearrange

Example

He shuffled the cards before dealing them.

B2 adjective/noun /staʊt/

stout

强壮 / 粗壮

Meaning

Strong, thick, or heavily built; also a kind of dark beer

Example

The stout man lifted the heavy box with ease.

这个强壮的男人轻松地举起了沉重的箱子。

B2 adjective /self səˈfɪʃənt/

Self-sufficient

自给自足

Meaning

able to provide for oneself without depending on others

Example

The farm is completely self-sufficient in producing vegetables.

这个农场在蔬菜生产方面完全自给自足。

B2 noun /ˈsæb.ə.tɑːʒ/

Sabotage

破坏

Meaning

deliberate destruction of equipment or disruption of activities

Example

The factory was shut down due to an act of sabotage.

由于破坏行为，工厂被关闭。

B2 noun /ˈsɪmpəθi/

Sympathy

同情

Meaning

feelings of pity and sorrow for someone else's misfortune

Example

She expressed her sympathy for the victims of the accident.

她对事故的受害者表达了同情。

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 speɪs ɪksplɔːˈreɪʃən

space exploration

太空探索

Meaning

The investigation of outer space by means of manned and unmanned spacecraft.

Example

Space exploration has expanded our knowledge of the universe.

太空探索拓展了我们对宇宙的认识。

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 noun /ˈstæm.ɪ.nə/

Stamina

耐力

Meaning

the ability to sustain prolonged physical or mental effort

Example

Marathon runners need great stamina to complete the race.

马拉松选手需要强大的耐力才能完成比赛。

B2 adjective /ˈspeɪ.ʃəs/

Spacious

宽敞的；宽阔的

Meaning

having a lot of space; roomy and comfortable

Example

The house has a spacious living room with high ceilings.

这座房子有一个宽敞的客厅，高高的天花板。

B2 noun /ˈsɪnˌdroʊm/

syndrome

综合症

Meaning

a group of symptoms that occur together and characterize a condition or disease

Example

Down syndrome affects a person's physical and mental development.

唐氏综合症影响一个人的身体和智力发展。

B2 noun /ˈsɛtlər/

settler

定居者

Meaning

a person who settles in a new area or land

Example

The settlers arrived in the new town and started building homes.

定居者们抵达新城市并开始建造房屋。

B2 noun /ˈstɑːrtər/

starter

开始某事的人或事物；一餐的第一道菜

Meaning

a person or thing that starts something; the first course of a meal

Example

The starter of the meal was a fresh salad.

餐前小吃是一份新鲜的沙拉。

B2 noun /siːdʒ/

siege

围攻

Meaning

A military operation in which a place is surrounded to force its surrender.

Example

The castle fell after a long siege.

城堡在长时间的围困后倒塌。

B2 noun /soʊl/

Sole

脚底; 鞋底

Meaning

the bottom part of the foot; the bottom part of a shoe

Example

I have a blister on the sole of my foot.

我的脚底有个水泡。

B2 noun /ˈʃɛərˌhoʊldər/

shareholder

股东

Meaning

an individual or organization that owns shares in a company

Example

Each shareholder has the right to vote at the annual meeting.

每个股东都有权在年度大会上投票。

B2 adjective /ˈsɪk.li/

Sickly

虚弱; 生病; 苍白

Meaning

weak and unhealthy; prone to illness; appearing weak or pale

Example

The sickly child needed extra care and attention.

这个虚弱的孩子需要额外的照顾和关注。

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。

B2 adjective /ˈsændi/

Sandy

沙的; 沙质的

Meaning

covered with sand; containing sand; having the texture of sand

Example

The sandy beach stretched for miles along the coast.

沙滩沿海岸延伸了几英里。

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 /ˈswiː.pər/

Sweeper

扫地工

Meaning

a person whose job is to clean floors and streets by sweeping

Example

The sweeper cleaned the school corridor every morning.

扫地工每天早上清扫学校的走廊。

B2 verb /swer/

swear

发誓

Meaning

to use offensive language; to promise solemnly; to take an oath

Example

I swear to tell the truth.

我发誓说真话。

B2 verb /swaɪp/

swipe

滑动

Meaning

to move your finger across a touch screen or to hit with a sweeping motion

Example

He swiped left on the photo.

他在照片上向左滑动。

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 adjective /ˈsɪr.i.əl/

Serial

系列的; 连续的

Meaning

happening in a series; consecutive; arranged in order

Example

The serial killer was finally caught after years of investigation.

连环杀手在多年的调查后终于被捕。

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 /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 /səˈspens/

Suspense

悬念

Meaning

a feeling of excited or anxious uncertainty about what will happen

Example

The movie kept us in suspense until the very end.

电影让我们一直处于悬念中，直到最后。

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 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 verb /ʃriːk/

shriek

尖叫

Meaning

to make a loud, high-pitched cry

Example

She shrieked when she saw the spider.

她看到蜘蛛时尖叫了。

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 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 noun /səˈspɪʃən/

Suspicion

怀疑

Meaning

a feeling or thought that someone is guilty of an illegal or dishonest activity

Example

The police arrested him on suspicion of theft.

警方以盗窃嫌疑逮捕了他。

B2 noun /ˌsɛlf rɪˈspɛkt/

self-respect

自尊

Meaning

A feeling of pride and confidence in oneself; self-worth.

Example

She refused to compromise her self-respect by accepting unfair treatment.

她拒绝通过接受不公平的待遇来妥协自己的自尊。

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 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 /ˈʃɪpɪŋ/

shipping

运输

Meaning

the process of transporting goods

Example

The shipping of the products was delayed due to weather conditions.

由于天气原因，产品的运输被延迟了。

B2 noun /sɪv/

Seive

筛子

Meaning

a utensil consisting of a wire or plastic mesh held in a frame, used for straining solids from liquids

Example

She used a sieve to separate the flour from lumps.

她使用筛子将面粉与结块分开。

B2 adjective /ˈsoʊlər/

solar

太阳的

Meaning

Relating to or determined by the sun

Example

The house is powered by solar energy.

这座房子由太阳能驱动。

B2 verb /ʃɛd/

shed

掉落

Meaning

to let something fall off naturally, such as leaves, hair, or tears

Example

Trees shed their leaves in autumn.

树木在秋天落叶。

B2 noun /sɪnˈserɪti/

Sincerity

真诚

Meaning

the quality of being free from pretense or deceit; honesty

Example

His sincerity in apologizing was evident to everyone.

他在道歉时的真诚对所有人都显而易见。

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 adjective /ˈʃɔːrt ˌtempərd/

Short-tempered

易怒的; 容易生气的

Meaning

quick to lose one's temper; easily angered

Example

She became short-tempered when the traffic made her late for the meeting.

当交通让她迟到时，她变得很暴躁。

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。

B2 noun /ˈspɒt.laɪt/

spotlight

Meaning

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

Example

The singer stood proudly in the spotlight.

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 adjective /ˈʃɒkɪŋ/

shocking

令人震惊的

Meaning

causing surprise or disbelief; startling

Example

The news of the accident was shocking to everyone.

事故的消息令所有人震惊。

B2 adjective /ˈseɪ.krɪd/

Sacred

神圣的

Meaning

connected with God or a god; considered holy; worthy of religious worship

Example

The sacred temple was visited by thousands of pilgrims.

这座神圣的寺庙吸引了成千上万名朝圣者前来参观。

B2 noun ˈskeə.sɪ.ti

scarcity

稀缺

Meaning

The state of being scarce or in short supply; shortage.

Example

Water scarcity threatens agriculture.

水资源稀缺威胁农业。

B2 verb, noun, adjective /streɪ/

stray

迷路

Meaning

to move away from the correct path or go off course; a person or animal that has wandered off; something that is not where it belongs

Example

The dog strayed from the yard and got lost.

那只狗离开了院子，迷路了。

B2 verb /skoʊld/

scold

责骂

Meaning

to criticize angrily; to rebuke

Example

The teacher scolded the students for being late.

老师因为学生迟到而责骂他们。

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 verb, noun /stæb/

stab

刺伤

Meaning

to pierce or wound with a pointed weapon or object

Example

He was stabbed in the back during the altercation.

他在争执中背部被刺伤。

B2 adjective /sə'spɪʃ.əs/

Suspicious

可疑的；怀疑的

Meaning

having or showing distrust; doubtful; questionable

Example

The police found his behavior very suspicious.

警察发现他的行为非常可疑。

B2 verb /səʊ/

sew

幸福

Meaning

to join pieces of fabric or material together using a needle and thread

Example

She learned to sew her own clothes at an early age.

她在获得奖项时无法掩饰她的快乐。

B2 adjective /ˈsɪtʃueɪtɪd/

situated

位于

Meaning

located in a particular place or position

Example

The hotel is situated near the beach.

酒店位于海滩附近。

B2 noun /slʌm/

Slum

贫民窟

Meaning

a poor urban area with substandard housing and squalid conditions

Example

The government is working to improve conditions in the slum.

政府正在努力改善贫民区的条件。

B2 noun /speɪd/

Spade

铲子

Meaning

a tool with a flat blade for digging; a playing card suit

Example

The gardener used a spade to dig holes for planting flowers.

园丁用铲子挖洞种花。

B2 noun /ˈskriːnɪŋ/

screening

筛查或放映

Meaning

the act of examining or testing people to detect disease or evaluate suitability; a showing of a movie or program

Example

The hospital offered free health screening for all employees.

医院为所有员工提供了免费的健康筛查。

B2 verb /ˈsɪmpəθaɪz/

sympathize

同情

Meaning

to feel sorry for someone; to understand and share someone's feelings

Example

I sympathize with your loss.

我同情你的失去。

B2 noun /ˈsɪblɪŋ/

sibling

兄弟姐妹

Meaning

A brother or sister.

Example

She has three siblings, two brothers and one sister.

她有三个兄弟姐妹，两个兄弟和一个妹妹。

B2 adjective /səˈpɔːtɪv/

supportive

支持的

Meaning

providing encouragement or emotional help to someone

Example

She was very supportive during my difficult times.

在我困难的时刻，她非常支持我。

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 smɔːl ˈɛfərt

Small Effort

小努力

Meaning

Minor actions or initiatives that can collectively make a significant impact.

Example

Small efforts can bring big changes in butterfly conservation.

小努力可以带来蝴蝶保护中的巨大变化。

B2 adverb /səbˈstænʃəli/

substantially

显著

Meaning

to a great extent or degree

Example

The new policy has substantially improved working conditions.

新政策显著改善了工作条件。

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。

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 verb /spɛər/

spare

额外给予 / 节省

Meaning

To give something that one has extra of; to refrain from harming or killing.

Example

Could you spare me a few minutes of your time?

你能给我一些你的时间吗？

B2 verb /slæm/

slam

用力关门

Meaning

to close or hit something with great force

Example

He slammed the door angrily after the argument.

他在争论后愤怒地摔门。

B2 noun /swiːt/

suite

套房

Meaning

a set of rooms designated for one person's or family's use or for a particular purpose

Example

They stayed in the presidential suite at the hotel.

他们住在酒店的总统套房里。

B2 noun /sɜːˈveɪ.ləns/

surveillance

监控

Meaning

Close observation, especially of a suspected spy or criminal; continuous watching of a place, person, or situation.

Example

Government agencies conduct surveillance on cyber threats.

政府机构对网络威胁进行监控。

B2 noun /ˈsɪmbəl/

Symbol

符号

Meaning

a mark or character used as a conventional representation of an object, function, or process

Example

The dove is a symbol of peace.

鸽子是和平的象征。

B2 adjective /ˌsen.tɪˈmen.təl/

Sentimental

多愁善感的

Meaning

having tender feelings; being emotional about memories or experiences

Example

She became sentimental when looking at old family photographs.

她看着旧的家庭照片时变得多愁善感。

B2 verb /ˈskræmbəl/

scramble

Meaning

to move or climb quickly using hands and feet; to mix or arrange in a hurried way

Example

The kids scrambled up the hill to catch the kite.

B2 noun /ˈsɒr.oʊ/

Sorrow

悲伤; 伤痛;

Meaning

a feeling of deep distress caused by loss or disappointment

Example

His heart was filled with sorrow after the tragedy.

悲剧后，他的心里充满了悲伤。

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 noun /səˈraʊn.dɪŋz/

surroundings

周围环境

Meaning

The area around a person, place, or thing.

Example

She quickly adapted to her new surroundings.

她迅速适应了她的新环境。

B2 noun ˈsækrɪfaɪs

sacrifice

牺牲

Meaning

An act of giving up something valued for the sake of something else.

Example

The country was freed due to the sacrifice of the warriors.

国家因战士们的牺牲而获得自由。

B2 verb /ˈstɑːrtl/

startle

吓到

Meaning

To surprise or frighten someone suddenly.

Example

The loud noise startled the children.

大声的噪音让孩子们吓了一跳。

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 /səkˈses.ər/

Successor

继任者

Meaning

a person who succeeds another in office; someone who takes over a position or role

Example

The CEO announced his retirement and named his successor for the company.

首席执行官宣布了退休，并为公司指定了继任者。

B2 noun ˌsænɪˈteɪʃən

sanitation

卫生

Meaning

Conditions relating to public health, especially the provision of clean drinking water and adequate sewage disposal.

Example

Good sanitation practices are key to preventing infestations.

良好的卫生实践是防止侵扰的关键。

B2 adverb /səˈfɪʃəntli/

sufficiently

充分

Meaning

to an adequate degree or extent

Example

She studied sufficiently to pass the exam.

她足够努力地学习，才能通过考试。