sufficiently
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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。
B2 noun /sɔːrd/

Sword

剑
Meaning
a weapon with a long metal blade and a handle, used for fighting
Example
The knight drew his sword to defend the castle.
骑士拔出了剑来保护城堡。
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。
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 verb /slæʃ/

slash

切割
Meaning
to cut with a sharp blade; to reduce drastically
Example
The company slashed prices to attract more customers.
公司大幅削减价格以吸引更多顾客。
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 noun /ˈswɛər wɜːrd/

swear-word

脏话
Meaning
An offensive or rude word used to express anger or frustration.
Example
He shouted a swear-word when he hit his toe.
当他撞到脚趾时，他大喊了一句脏话。
B2 noun /səbˈskraɪbər/

subscriber

订阅者
Meaning
a person who receives or subscribes to a service, magazine, or service
Example
She is a subscriber to the monthly magazine.
她是每月杂志的订阅者。
B2 verb /səˈspɛnd/

suspend

暂停
Meaning
To temporarily stop something from being active or valid.
Example
The company decided to suspend his membership.
公司决定暂停他的会员资格。
B2 noun /ˈseɡ.mənt/

Segment

部分; 段; 切分的部分
Meaning
each of the parts into which something is divided; a section or portion
Example
The orange was divided into eight segments.
橙子被分成了八个部分。
B2 adjective /ˌsuː.pəˈfɪʃ.əl/

superficial

表面
Meaning
Existing or occurring at or on the surface; not thorough or deep.
Example
His understanding of the subject was rather superficial.
他对这个主题的理解相当表面。
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 noun /stɔːrk/

Stork

鹳
Meaning
large wading bird with long legs and a long neck
Example
The stork built its nest on top of the tall chimney.
鹳在高烟囱上建造了它的巢。
B2 adjective /səˈbɜːrbən/

suburban

郊区的
Meaning
relating to or characteristic of a suburb or the people living there
Example
They bought a house in a quiet suburban area.
他们在一个安静的郊区买了一栋房子。
B2 noun/verb /ˈsoʊ.ɪŋ/

sewing

缝纫
Meaning
The activity or skill of joining fabric using a needle and thread
Example
She enjoys sewing her own clothes on weekends.
她喜欢在周末缝制自己的衣服。
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, 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 noun /ˈspesɪmən/

Specimen

样本; 标本; 例子
Meaning
an individual example of something; a sample collected for scientific study or testing
Example
The scientist collected a blood specimen for analysis.
科学家收集了一份血液标本进行分析。
B2 noun /ˈsɛsəmi sidz/

Sesame Seeds

芝麻种子
Meaning
small edible seeds from the sesame plant used in cooking and baking
Example
Sprinkle sesame seeds on top of the bread before baking.
在面包上撒上芝麻种子，然后烘烤。
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 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 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 verb /ˈsʌfəkeɪt/

suffocate

Meaning
to cause someone to die or have difficulty breathing by depriving them of air
Example
The child nearly suffocated when trapped in the locked room.
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 verb /spreɪ/

spray

喷洒
Meaning
to apply liquid to something in a fine mist
Example
She sprayed perfume on her wrist before leaving.
她在离开前把香水喷在了手腕上。
B2 noun /ˈstiː.mər/

Steamer

蒸汽船
Meaning
a ship or boat powered by steam engines
Example
The old steamer crossed the river slowly.
老蒸汽船慢慢地渡过了河。
B2 noun ˈʃeɪdɪd ˈɛəriə

shaded area

遮阳区
Meaning
An area that is protected from direct sunlight.
Example
We sat in a shaded area by the riverbank.
我们坐在河岸的遮阳区。
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 ˌsensɪˈtɪvɪti

sensitivity

敏感性
Meaning
The quality or condition of being sensitive; responsiveness to stimuli.
Example
Bose proved plant sensitivity through experiments.
博斯通过实验证明了植物的敏感性。
B2 adjective /ˈstʌf.i/

Stuffy

缺乏新鲜空气; 通风不良; 态度正式和保守
Meaning
lacking fresh air; poorly ventilated; formal and conservative in attitude
Example
The room was stuffy and needed fresh air.
房间里缺乏新鲜空气，需要新鲜空气。
B2 noun ˌsɛlf.kənˈtrəʊl

self-control

自我控制
Meaning
The ability to control one's emotions, behavior, and desires in order to obtain some reward, or avoid some punishment, typically in the longer term.
Example
Self-control is important for maintaining a balanced life.
自我控制对保持平衡的生活很重要。
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 /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 noun /spaɪn/

Spine

脊柱; 结构的中央支撑
Meaning
the backbone or vertebral column of a vertebrate; the central support of a structure
Example
She injured her spine in the accident.
她在事故中伤了脊柱。
B2 noun /spæm/

spam

垃圾邮件
Meaning
unsolicited or unwanted electronic communication, typically in the form of email
Example
My inbox is full of spam emails that I need to delete.
我的收件箱里满是垃圾邮件，我需要删除它们。
B2 noun /ˌsɪmjuˈleɪʃən/

simulation

模拟
Meaning
the imitation of a situation or process
Example
The simulation helped the students understand the complex theory.
模拟帮助学生理解复杂的理论。
B2 adverb /ˈsoʊʃəli/

socially

社交地
Meaning
in a way that relates to society or social interaction
Example
He is very active socially and attends many events.
他在社交方面非常活跃，参加了许多活动。
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。
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 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 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 noun /sloʊp/

Slope

坡; 倾斜的地面
Meaning
an inclined surface; a piece of ground that is not level
Example
We walked up the steep slope of the mountain.
我们走上了陡峭的山坡。
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 verb /ˈskrɪbəl/

scribble

乱涂乱画
Meaning
to write or draw carelessly or quickly
Example
The child scribbled all over the wall.
孩子在墙上乱涂乱画。
B2 adjective /spɒnˈteɪniəs/

Spontaneous

自发的
Meaning
done without planning; natural and unforced
Example
Their spontaneous dance in the rain was beautiful.
他们在雨中即兴的舞蹈非常美丽。
B2 noun səbˈstænʃəl ˈɪmpækt

substantial impact

重大影响
Meaning
A significant, considerable, and meaningful effect or influence.
Example
Substantial impact is possible even with a few hours of volunteering.
即使是几个小时的志愿者工作，也能产生重大影响。
B2 noun /ˈsnoʊ.fɔːl/

Snowfall

降雪
Meaning
the process of snow falling from the sky; the amount of snow that falls
Example
The heavy snowfall blocked all the roads yesterday.
昨天下的大雪封锁了所有的道路。
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 /ˈspɒtɪd/

Spotted

斑点的; 有标记的; 被看到
Meaning
having spots or marks; noticed or seen
Example
The spotted leopard moved silently through the jungle.
斑点猎豹静静地穿过丛林。
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 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 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 adjective /ˈʃæl.oʊ/

Shallow

浅薄; 不深; 缺乏深入知识
Meaning
not deep; superficial; lacking depth of knowledge
Example
The shallow water is perfect for children to play.
浅水适合孩子们玩耍。
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。
B2 adjective /steɪl/

Stale

陈旧的; 过时的; 不新鲜的
Meaning
no longer fresh; lacking originality or novelty
Example
The bread became stale after sitting out for three days.
面包放了三天后变得陈旧。
B2 noun /ˈspɔːrtsmən/

sportsman

运动员
Meaning
A person who is skilled in sports or enjoys participating in athletic activities.
Example
He is a true sportsman, always fair and respectful to his opponents.
他是一个真正的运动员，总是对对手公平和尊重。
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 /ˈskɒlərʃɪp/

scholarship

奖学金
Meaning
an award or grant to support a student's education
Example
She received a scholarship to study abroad.
她获得了一项奖学金，以便出国留学。
B2 verb /siːz/

seize

夺取
Meaning
To take hold of suddenly and forcibly.
Example
The police managed to seize the stolen goods.
警察成功没收了被盗的货物。
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 /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 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 /ˈsleɪvəri/

slavery

Meaning
the system or state of being owned and forced to work for someone else
Example
Slavery was abolished in most countries in the 19th century.
B2 adjective /ˈstɑː.ri/

Starry

星光灿烂的; 闪亮的;
Meaning
full of stars; shining like stars; relating to stars
Example
We enjoyed the starry night sky while camping in the mountains.
我们在山区露营时，享受着星光灿烂的夜空。
B2 noun /səˈvaɪvl/

survival

生存
Meaning
the state of continuing to live or exist, typically in difficult conditions
Example
Survival in the wild can be a challenging experience.
在野外生存可能是一次充满挑战的经历。
B2 adjective /ˈʃeɪ.ki/

Shaky

不稳定的; 发抖的; 不可靠的; 弱的
Meaning
unstable; trembling; unreliable; weak
Example
His voice was shaky with nervousness.
他的声音因紧张而颤抖。
B2 adverb /ˈsɛkʃuəli/

sexually

性行为
Meaning
in a way that relates to or involves sexual activity or feelings
Example
The film was considered too sexually explicit for young audiences.
这部电影被认为对年轻观众来说过于性行为露骨。
B2 verb /ˈstrʌɡlɪŋ/

struggling

挣扎
Meaning
Making forceful or violent efforts to get free of restraint or constriction; having difficulty achieving something.
Example
Many regions are struggling with economic recovery.
许多地区在经济复苏中挣扎。
B2 adjective /ˌsuː.pəˈnætʃ.ər.əl/

Supernatural

超自然的
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.
据说那座老房子具有超自然的力量。
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 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 /ˌsuːpərɪnˈtɛndənt/

superintendent

管理员
Meaning
a person who oversees, manages, or directs an organization, building, or project
Example
The superintendent visited the classrooms to check on progress.
管理员访问了教室以检查进展。
B2 noun /siːdʒ/

Sieze

围困
Meaning
a military operation to capture a place by surrounding it and cutting off supplies
Example
The siege of the castle lasted for three months.
城堡的围困持续了三个月。
B2 verb /snæp/

snap

折断
Meaning
to break suddenly; to speak angrily; to take a photograph quickly
Example
The rope snapped under the weight.
绳子在重压下断裂。
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 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 verb /ˈsmʌɡəl/

smuggle

Meaning
to move goods illegally into or out of a country
Example
The gang tried to smuggle gold across the border.
B2 noun /ˈsɪmptəm/

symptom

症状
Meaning
a sign or indication of something, especially of an illness
Example
Fever is a common symptom of the flu.
发烧是流感的常见症状。
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 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 /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 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 /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 /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 adverb /sɪˈvɪərli/

severely

严重地
Meaning
to a great degree; very seriously or harshly
Example
The patient was severely injured in the accident.
患者在事故中受了重伤。
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.
B2 noun /ˌsɒl.ɪˈdær.ə.ti/

Solidarity

团结
Meaning
unity or agreement of feeling or action among individuals with a common interest
Example
The workers showed solidarity during the strike.
工人在罢工期间表现出团结。
B2 adverb /ˈstrɪktli/

strictly

严格
Meaning
in a way that follows rules or limits completely
Example
Smoking is strictly prohibited inside the building.
在大楼内吸烟是严格禁止的。
B2 verb /ˈʃætər/

shatter

打碎
Meaning
To break suddenly into many small pieces.
Example
The glass will shatter if you drop it.
玻璃会碎掉，如果你把它摔下去。
B2 noun /spaɪt/

spite

恶意
Meaning
a desire to hurt, annoy, or offend someone
Example
She refused the gift out of spite.
她因为恶意拒绝了礼物。
B2 noun /stɪŋk/

Stink

臭味; 恶臭
Meaning
a strong unpleasant smell; bad odor
Example
The garbage created a terrible stink in the kitchen.
垃圾在厨房里产生了可怕的臭味。
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 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 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 /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 /ˌsuːpərˈvɪʒən/

supervision

监督
Meaning
the action or process of overseeing or managing something or someone
Example
The project was completed under the supervision of an experienced manager.
该项目在一位经验丰富的经理监督下完成。
B2 noun /ˈʃɔːrt.kʌm.ɪŋ/

Shortcoming

缺陷; 不足; 缺点
Meaning
a fault or failure to meet a certain standard; a deficiency
Example
Despite his many talents, he has some shortcomings.
尽管他有许多才华，他仍然有一些短处。
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 adverb /ˈsmɑːt.li/

Smartly

聪明地; 有风格地; 快速地
Meaning
in a clever or intelligent way; neatly and stylishly; quickly
Example
He was smartly dressed for the business meeting.
他为商务会议穿得很聪明。
B2 noun /ˈsuːpəvaɪzə(r)/

supervisor

监督员
Meaning
a person who manages or directs the work of others
Example
The supervisor checked the progress of each employee.
主管检查了每个员工的进展。
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 /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 noun/verb /skɔːrn/

scorn

Meaning
the feeling or expression of contempt or disdain; to treat with contempt
Example
She looked at him with open scorn.
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 noun /sɪˈver.ə.ti/

Severity

严重性; 严厉; 强度
Meaning
the quality of being extremely serious or harsh; intensity of something bad
Example
The severity of the storm caused widespread damage across the city.
风暴的严重性在整个城市造成了广泛的破坏。
B2 verb /ˈsprɪŋkəl/

sprinkle

Meaning
to scatter small drops or particles of a substance over a surface
Example
She sprinkled sugar on top of the cake.
B2 adjective /ˈstʌdid/

studied

深思熟虑
Meaning
carefully considered, deliberate, or planned
Example
Her response was calm and studied, not impulsive.
她的回答冷静而深思熟虑，非冲动。
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 /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 /spaɪs/

spice

香料
Meaning
a substance used to add flavor to food
Example
She added a pinch of spice to the curry for extra flavor.
她在咖喱里加入了一撮香料以增加味道。
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 adjective /ˈsɪnɪstər/

sinister

邪恶的
Meaning
Giving the impression that something harmful or evil is happening or will happen.
Example
The abandoned house had a sinister atmosphere.
那座废弃的房子有着邪恶的氛围。
B2 verb /soʊ/

sow

播种
Meaning
to plant seeds in the ground; to scatter seeds for growing
Example
The farmer will sow wheat seeds in the field tomorrow.
农民明天将在田地里播种小麦种子。
B2 adjective ˌsɪm.əlˈteɪ.ni.əs

simultaneous

同时
Meaning
Occurring, operating, or done at the same time.
Example
Simultaneous crop failures affect global food supply.
同时的作物失败影响全球食品供应。
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 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 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 /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 /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 noun /ˈsloʊɡən/

slogan

Meaning
a short and memorable phrase used to promote a cause or product
Example
The campaign used a powerful slogan to inspire people.
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。