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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 /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 adjective strəˈtiː.dʒɪk

strategic

战略的
Meaning
Relating to the identification of long-term or overall aims and interests and the means of achieving them.
Example
Strategic policies enhance competitiveness.
战略性政策增强竞争力。
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 /ˌsuː.pərˈstɪʃ.ən/

Superstition

迷信
Meaning
a belief or practice considered irrational or supernatural
Example
Breaking a mirror brings seven years of bad luck is a common superstition.
打破镜子带来七年的厄运，这是一种常见的迷信。
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 /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 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 /ˈsɒfən/

soften

使变软
Meaning
to make or become less hard, severe, or strong.
Example
Heat will soften the butter quickly.
热量会很快使黄油变软。
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 noun /ˈsæŋk.tʃuˌɛr.i/

sanctuary

庇护所
Meaning
A place of safety, refuge, or protection; a sacred place.
Example
The forest is a sanctuary for endangered animals.
森林是濒危动物的庇护所。
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 /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 adjective /ˈstuː.di.əs/

Studious

学霸; 专心学习
Meaning
characterized by diligent study; devoted to learning
Example
She is a studious student who spends hours in the library.
她是一个学霸，常常在图书馆待上好几个小时。
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 /stɑːr fɪʃ/

Star fish

海星
Meaning
a marine echinoderm with five or more radiating arms, typically found on the sea floor
Example
The starfish slowly moved across the ocean floor searching for food.
海星缓慢地在海底移动，寻找食物。
B2 noun /ˈsɪr.i.əs.nəs/

Seriousness

严肃; 重要
Meaning
the quality of being serious; gravity; importance
Example
The seriousness of the situation became clear when the doctor spoke.
当医生说话时，情况的严肃性变得明显。
B2 verb /ˈstʌmbəl/

stumble

绊倒
Meaning
to trip or lose balance while walking or running; to make a mistake or falter
Example
He stumbled on the uneven pavement.
他在人行道上绊倒了。
B2 noun /ˈstɑːrt.ʌp/

startup

初创企业
Meaning
A newly established business, especially a small technology or business company that is just beginning operations.
Example
The startup secured funding from investors.
这家初创公司获得了投资者的资金。
B2 noun/verb /ˈsæd.əl/

saddle

马鞍; 使某人承担责任
Meaning
A seat fastened on the back of a horse for riding; to burden someone with a responsibility.
Example
He saddled the horse before going for a ride.
他在骑马之前给马鞍上鞍。
B2 verb /stroʊk/

stroke

抚摸
Meaning
to move your hand gently over something; to hit or touch something gently
Example
She stroked the cat's fur gently.
她轻轻地抚摸着猫的毛发。
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 /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 verb /sweɪ/

sway

摇摆
Meaning
To move or cause to move slowly or rhythmically back and forth; to influence someone's opinion or decision.
Example
The trees swayed gently in the breeze.
树木在微风中轻轻摇曳。
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 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 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 adjective /swɪft/

swift

Meaning
moving very quickly; happening promptly
Example
The river current was swift after the heavy rain.
B2 adjective /sɔːr/

sore

酸痛
Meaning
painful or aching, usually in a specific part of the body
Example
After the long run, my legs were sore.
长跑后，我的腿很酸痛。
B2 adjective /sɪˈlek.tɪv/

Selective

选择性的
Meaning
relating to or involving careful selection; choosy about what to accept
Example
The university has a selective admission process for new students.
大学对新生有选择性的录取过程。
B2 noun ˈsæt.əl.aɪt

satellite

卫星
Meaning
An artificial object which has been intentionally placed into orbit around a celestial body.
Example
Satellites provide critical data for research.
卫星为研究提供了重要的数据。
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 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。
B2 noun/verb /skræp/

scrap

碎片 / 丢弃
Meaning
A small piece of something; to discard or get rid of something.
Example
He used a scrap of paper to jot down the number.
他用一小片纸写下了那个号码。
B2 verb /səˈsteɪn/

sustain

维持
Meaning
To support, maintain, or keep something going over time.
Example
The team worked hard to sustain their success.
团队努力工作以维持他们的成功。
B2 adjective /ˈstʌb.ərn/

Stubborn

固执; 顽固; 倔强
Meaning
refusing to change opinion or course of action; persistent; obstinate
Example
The stubborn child refused to eat his vegetables.
那个固执的孩子拒绝吃蔬菜。
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 /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 /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 /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 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。
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 /sɪmˈplɪsɪti/

Simplicity

简单; 清晰
Meaning
the quality of being simple; lack of complexity or intricacy
Example
The beauty of the design lies in its simplicity.
设计的美丽在于它的简单性。
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 /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 /spaʊs/

spouse

配偶
Meaning
a person's husband or wife
Example
Each employee may include their spouse in the health insurance plan.
每个员工可以将配偶纳入健康保险计划。
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 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 /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 noun /ˈsæksəfoʊn/

Saxophone

萨克斯风
Meaning
a wind musical instrument with a curved metal body and a single reed mouthpiece
Example
The jazz musician played a beautiful solo on his saxophone.
爵士乐手在他的萨克斯风上演奏了一首美妙的独奏。
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 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 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 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 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 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 /ˈsɪnənɪm/

Synonym

同义词
Meaning
a word or phrase that means exactly or nearly the same as another word or phrase in the same language
Example
Happy and joyful are synonyms.
幸福和快乐是同义词。
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 /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 /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 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 adjective /sɑːrˈkæstɪk/

sarcastic

讽刺的
Meaning
Using irony or mockery to convey contempt or humor.
Example
She made a sarcastic remark about his cooking.
她对他的烹饪做了一个讽刺的评论。
B2 noun /stjuːˈpɪdəti/

stupidity

愚蠢
Meaning
lack of intelligence or common sense
Example
His stupidity caused a lot of problems for the team.
他的愚蠢给团队带来了很多问题。
B2 verb /smæʃ/

smash

打破
Meaning
to break something into pieces violently
Example
She smashed the glass in frustration.
她因沮喪而摔碎了玻璃。
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 /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 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 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 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 /ˈsɪɡ.nəlz/

signals

信号
Meaning
A gesture, action, or sound conveying information or instructions.
Example
Signals from deep space were detected last week.
上周探测到了来自深空的信号。
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 /ˌsɛkʃuˈæləti/

sexuality

性别认同
Meaning
a person's capacity for sexual feelings and orientation
Example
She spoke openly about her sexuality and identity.
她公开谈论了她的性别认同和身份。
B2 adverb /ˈsʌbsɪkwəntli/

subsequently

随后
Meaning
at a later time; afterward
Example
He failed his exam and subsequently had to retake it.
他没有通过考试，随后不得不重考。
B2 noun /ˌspeʃiˈælɪti/

Speciality

专长
Meaning
a particular area of activity or interest that someone focuses on; expertise in a specific field
Example
His speciality is Italian cuisine.
他的专长是意大利菜肴。
B2 verb /suːð/

soothe

安抚
Meaning
to calm or comfort; to relieve pain or distress
Example
The mother soothed her crying baby with a gentle lullaby.
妈妈用温柔的摇篮曲安抚她哭泣的宝宝。
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 /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 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 /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 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 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 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 /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 /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, verb /stɛm/

stem

茎 / 遏制
Meaning
Noun: The main stalk of a plant. Verb: To stop or restrict the flow or development of something.
Example
The gardener cut the stem of the rose; New policies aim to stem the flow of pollution.
园丁剪下了玫瑰的茎；新政策旨在遏制污染的流动。
B2 adjective /ˈskɪni/

Skinny

瘦的; 皮包骨的; 骨瘦如柴
Meaning
very thin; having little flesh or fat on the body
Example
The skinny cat looked like it hadn't eaten for days.
那只瘦猫看起来像是几天没吃东西了。
B2 noun /ˈsʌfərɪŋ/

suffering

痛苦
Meaning
the state of undergoing pain, distress, or hardship
Example
They tried to relieve his suffering with medicine.
他们试图用药物减轻他的痛苦。
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 verb /səˈrɛndər/

surrender

投降
Meaning
to give up or yield to an opponent or authority
Example
The army finally surrendered after weeks of fighting.
在几周的战斗后，军队终于投降了。
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 /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 verb /ˈstræŋɡəl/

strangle

Meaning
to kill or stop someone or something by squeezing the throat or restricting flow
Example
The villain tried to strangle his opponent in the dark alley.
B2 noun /ˈspɛʃəlti/

specialty

专长
Meaning
a particular area of study, work, or interest; something in which a person or place excels
Example
Her specialty is pediatric medicine.
她的专业是儿科医学。
B2 noun /ˌstɪm.jəˈleɪ.ʃən/

stimulation

刺激
Meaning
The action of arousing interest, enthusiasm, or excitement.
Example
Stimulation reduces stress and aids relaxation.
刺激减少压力并有助于放松。
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 verb /spɪt/

spit

吐口水
Meaning
to force liquid, especially saliva, out of the mouth
Example
He spat on the ground in anger.
他因愤怒在地上吐口水。
B2 noun /ˈsɑːrˌkæzəm/

sarcasm

讽刺
Meaning
The use of irony to mock or convey contempt.
Example
His sarcasm often made people laugh but sometimes offended them.
他的讽刺经常让人发笑，但有时也会冒犯他们。
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 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 noun /ˈskɛlɪtən/

skeleton

骷髅
Meaning
The internal framework of bones that supports the body of a human or animal.
Example
The teacher showed the students a human skeleton in the biology class.
老师在生物课上向学生们展示了一个人类的骷髅。
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 /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 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 verb /ˈspɛkjʊˌleɪt/

speculate

投机 / 投资
Meaning
To form a theory or guess without firm evidence; to invest in stocks, property, etc. hoping for profit.
Example
Experts speculate that the company may expand into new markets.
专家推测公司可能会扩展到新市场。
B2 noun /səˈnɛərioʊ/

scenario

可能的情境
Meaning
a possible situation or sequence of events
Example
The company prepared for the worst-case scenario.
公司为最坏的情况做了准备。
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 /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 /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 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 /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 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 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 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 adjective /suːˈpɜːrb/

superb

极好的
Meaning
extremely good; excellent
Example
The hotel provided superb service during our stay.
酒店在我们停留期间提供了极好的服务。
B2 verb /ˈspɛʃəˌlaɪz/

specialize

专攻
Meaning
to focus on a particular subject or activity and become an expert in it
Example
He decided to specialize in cardiology.
他决定专攻心脏病学。
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 /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 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 /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 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 /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。