supine
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C2 adjective /ˈsuːpaɪn/

supine

仰卧
Meaning
Lying on the back, face upward; failing to act due to laziness or weakness.
Example
He lay supine on the grass, staring at the stars.
他躺在草地上，仰望星星。
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。
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。
C1 adjective /ˈskrɔːni/

scrawny

瘦弱
Meaning
very thin and bony, often looking unhealthy
Example
The scrawny boy could barely lift the heavy bag.
那个瘦弱的男孩几乎无法提起沉重的包。
B1 verb /sɪŋk/

sink

沉没
Meaning
to go down below the surface; to descend
Example
The ship sinks in the deep ocean.
船沉入深海。
A1 adjective /sæd/

sad

伤心
Meaning
feeling or showing sorrow; unhappy
Example
She felt sad after hearing the bad news.
听到坏消息后，她感到伤心。
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。
C1 noun /ˌsɛlf ɪnˈdʌldʒəns/

self-indulgence

自我纵容
Meaning
The act of allowing oneself to enjoy pleasures or desires excessively.
Example
His weekend of self-indulgence included eating sweets and watching movies nonstop.
他的自我纵容周末包括吃糖果和不停地看电影。
C1 adjective /stɔːntʃ/

staunch

坚定的, 忠诚的
Meaning
Loyal, committed, and firm in support.
Example
She is a staunch supporter of environmental protection.
她是环境保护的坚定支持者。
C2 adjective /stəˈkɑː.təʊ/

staccato

断奏
Meaning
short and detached in sound or style, often used in music
Example
The pianist played the notes in a staccato rhythm.
钢琴家以断奏的节奏弹奏音符。
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 noun /ˈswɪndlɚ/

swindler

骗子
Meaning
a person who cheats or deceives others for money or gain
Example
The police finally caught the notorious swindler.
警察终于抓到了臭名昭著的骗子。
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 /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 /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 /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。
A1 noun /ˈsɛvən/

seven

Meaning
the number following six and preceding eight
Example
She has seven apples in her basket.
C1 noun /ˈstɪmjʊlənt/

stimulant

兴奋剂
Meaning
A substance that raises levels of physiological or nervous activity in the body.
Example
Coffee is a common stimulant that helps people stay awake.
咖啡是一种常见的兴奋剂，帮助人们保持清醒
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。
C1 noun /sɪˈdʌk.ʃən/

Seduction

色诱; 诱惑
Meaning
the action of seducing someone; temptation to do something wrong
Example
He fell victim to the seduction of easy money.
他成为了快速赚钱诱惑的受害者。
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。
B1 noun /ˈsʌb.weɪ/

Subway

地铁
Meaning
an underground railway system; an underground passage for pedestrians
Example
I take the subway to work every morning because it's faster than driving.
我每天早上乘地铁上班，因为它比开车更快。
C1 verb /səˈplænt/

supplant

取代
Meaning
To take the place of something or someone, often by force or strategy.
Example
Digital platforms have supplanted traditional newspapers.
数字平台已经取代了传统报纸。
C1 noun /sloʊθ/

Sloth

懒惰; 不愿意工作或付出努力
Meaning
laziness; reluctance to work or make an effort
Example
His sloth prevented him from achieving his goals.
他的懒惰阻止了他实现目标。
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 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。
C1 noun /səbˈmɪtəl/

submittal

提交
Meaning
the act of submitting something, especially a document for consideration or approval
Example
The contractor sent the submittal to the client for approval.
承包商将提交给客户以供批准。
C1 adjective /ˈsaɪt.ləs/

Sightless

盲目; 无视力
Meaning
unable to see; blind; lacking vision
Example
The sightless man navigated the street with his guide dog.
盲人带着他的导盲犬穿过街道。
C1 adjective /səˈdʒɛstɪv/

suggestive

暗示的
Meaning
tending to suggest ideas or images; sometimes implies something sexual or provocative
Example
The painting was highly suggestive and sparked much debate.
这幅画非常暗示，并引发了许多争论。
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 /swet/

Sweat

汗水
Meaning
moisture exuded through the pores of the skin, typically as a reaction to heat, physical exertion, fever, or fear
Example
After running for an hour, he was covered in sweat.
跑了一小时后，他浑身是汗。
B1 noun /ˈsæl.ər.i/

Salary

薪水
Meaning
a fixed regular payment, typically paid on a monthly basis
Example
She receives a good salary for her work as a teacher.
她作为教师的工作，得到了很好的薪水。
B2 verb /swel/

swell

肿胀
Meaning
to become larger, rounder, or thicker; to increase in size
Example
Her ankle began to swell after the injury.
她的脚踝在受伤后开始肿胀。
C1 verb /sɪft/

sift

筛 / 仔细检查
Meaning
to separate or sort through carefully, often using a sieve or by examining closely
Example
She sifted the flour before adding it to the cake mixture.
她在把面粉加到蛋糕混合物中之前筛选了面粉。
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。
B1 verb /ʃuːt/

shoot

射击 / 拍照
Meaning
to fire a bullet or arrow from a weapon; to take a photograph or film
Example
He learned how to shoot a bow and arrow.
他学会了如何用弓和箭射击。
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。
A1 noun ˈstjuː.dənt

student

学生
Meaning
A person who is studying at a school or university.
Example
Students participated actively in the protests.
学生们积极参与了抗议活动。
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。
C1 verb /ˈstaɪfl/

stifle

抑制
Meaning
to prevent or restrain an action, idea, or emotion; to suffocate
Example
She tried to stifle a laugh during the serious meeting.
她试图在严肃的会议中抑制笑声。
C1 noun /ˈsɔː.dʌst/

sawdust

锯末
Meaning
The tiny particles of wood produced by sawing or sanding.
Example
The floor was covered with sawdust from the carpentry work.
地板上覆盖着来自木工工作的锯末。
C2 noun /ˈsʌfrədʒɪst/

suffragist

妇女参政权运动者
Meaning
a person advocating the extension of suffrage, especially to women
Example
The suffragists organized rallies to demand voting rights for women.
妇女参政权运动者组织了集会，要求为女性争取投票权。
B1 adverb /ˈsædli/

sadly

悲伤地
Meaning
in a sorrowful or unhappy manner
Example
She sadly waved goodbye as the train departed.
火车开走时，她悲伤地挥手告别。
A2 adjective /ˈselfɪʃ/

Selfish

自私
Meaning
caring only about oneself rather than others
Example
He was too selfish to share his food with others.
他太自私了，不愿与他人分享他的食物。
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。
C1 adjective /ˈskrʌfi/

Scruffy

邋遢的或不整洁的外观；脏的和磨损的
Meaning
untidy or unkempt in appearance; shabby and worn
Example
The scruffy old dog wandered through the streets looking for food.
那只邋遢的老狗在街上徘徊，寻找食物。
A2 noun /ˈswɛtər/

sweater

Meaning
a warm knitted piece of clothing worn on the upper body
Example
She wore a red sweater to keep warm in the cold weather.
C1 adjective /ˈsaʊnd.pruːf/

Sound-proof

隔音的; 防止声音进出
Meaning
impervious to sound; preventing sound from entering or leaving
Example
The recording studio has sound-proof walls.
录音室有隔音墙。
B2 noun /sɪlk/

silk

丝绸
Meaning
a fine, smooth fabric made from the threads produced by silkworms
Example
The dress was made of pure silk.
这件裙子是用纯丝绸做的。
B2 verb /skreɪp/

scrape

擦, 刮
Meaning
to remove or damage the surface of something by rubbing or scratching; to collect something by effort
Example
He scraped his knee while playing football.
他在踢足球时擦伤了膝盖。
C1 noun /ˈskaʊndrəl/

scoundrel

无赖
Meaning
a dishonest or unscrupulous person; a villain
Example
That scoundrel cheated the old man out of his savings.
那个无赖骗取了老人家的积蓄。
A2 adjective /ˈsɪŋɡəl/

single

Meaning
only one; not one of several
Example
She bought a single ticket for the concert.
C2 noun /ˈspuːnərɪzəm/

spoonerism

斯普内里兹姆
Meaning
A verbal error in which the initial sounds of words are swapped to create a humorous effect.
Example
He made a spoonerism by saying 'queer old dean' instead of 'dear old queen'.
他通过说'古怪的老院长'代替'亲爱的老皇后'来做了一个斯普内里兹姆。
C1 noun ˌsæn.ɪ.taɪˈzeɪ.ʃən

sanitization

消毒
Meaning
The process of cleaning and disinfecting to eliminate germs and bacteria.
Example
Regular sanitization keeps appliances germ-free.
定期消毒保持设备无菌。
C2 noun /skæd/

scad

斯卡德鱼
Meaning
A type of fish of the jack family; also informally means a large number or quantity.
Example
The fisherman caught a scad in the net.
渔夫在网中抓住了一条斯卡德。
C1 adverb /suːˈpɜːb.li/

Superbly

卓越地
Meaning
in an excellent or outstanding manner
Example
She performed superbly in the dance competition.
她在舞蹈比赛中表现得卓越地。
A2 noun steɪt

state

国家
Meaning
A nation or territory considered as an organized political community under one government.
Example
The state declared a new language policy.
国家宣布了一项新的语言政策。
C1 noun ˌsɪs.təˈmæt.ɪk ˈstræt.ə.dʒi

systematic strategy

系统策略
Meaning
A methodical and organized plan or approach to achieve specific objectives.
Example
A systematic strategy was employed to achieve objectives.
采取了系统策略来实现目标。
A1 verb /sel/

sell

卖
Meaning
to give something to someone in exchange for money
Example
They sell fresh fruits at the market.
他们在市场上卖新鲜的水果。
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 /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 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。
C1 noun /speɪt/

spate

浪潮
Meaning
a large number of things occurring in quick succession
Example
There has been a spate of robberies in the city.
在城市中发生了一系列盗窃事件。
C1 noun /ˈsɪmətri/

symmetry

对称
Meaning
the quality of having balanced proportions or identical parts facing each other
Example
The building’s symmetry impressed the visitors.
建筑的对称性给游客留下了深刻的印象。
C1 noun/verb /spuːf/

spoof

幽默模仿
Meaning
A humorous imitation of something, or to trick or parody someone or something.
Example
The comedian spoofed the politician’s speech to entertain the audience.
喜剧演员模仿政治家的演讲来娱乐观众。
C2 verb, adjective /ˈstraɪeɪt/

striate

条纹
Meaning
to mark with stripes or grooves; striped or streaked in appearance
Example
The rock surface was striated by glacial movement.
岩石表面因冰川运动而被划出条纹。
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 /ˌsɪləbɪˈkeɪʃən/

syllabication

音节划分
Meaning
The division of words into syllables.
Example
Proper syllabication helps in correct pronunciation.
正确的音节划分有助于正确发音。
C1 noun /ˈsɔːjər/

Sawyer

锯木工
Meaning
a person who saws wood, especially as an occupation
Example
The skilled sawyer cut the logs into planks.
熟练的锯木工将原木锯成木板。
C1 verb /səbˈsɪst/

subsist

生存
Meaning
To maintain or support oneself, especially at a minimal level.
Example
Many villagers still subsist on fishing and farming.
许多村民仍然依靠捕鱼和农业为生。
C1 noun /ˈstætʃuːt/

statute

法律
Meaning
A written law passed by a legislative body.
Example
The new statute protects workers' rights.
新法律保护工人的权利。
C1 verb /ˈsɛvər/

sever

切断，断绝关系
Meaning
to cut off or separate, especially by cutting; to end a connection or relationship
Example
He had to sever ties with the company after the dispute.
在争执之后，他不得不与公司断绝关系。
C1 adjective /ˈstɔːlwərt/

stalwart

坚定, 忠诚
Meaning
Loyal, reliable, and hardworking; strongly built or sturdy.
Example
She has always been a stalwart supporter of the community.
她一直是社区的坚定支持者。
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 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。
B1 verb /straɪk/

Strike

打击
Meaning
to hit forcefully; to stop work as a form of protest
Example
Lightning strikes the tall building during the storm.
雷电在暴风雨中打击高楼。
C1 noun /ˌsɪmbɪˈəʊsɪs/

symbiosis

共生关系
Meaning
A mutually beneficial relationship between different people or groups.
Example
The symbiosis between the two companies led to mutual growth.
两家公司之间的共生关系导致了共同的增长。
C1 adjective /ˈsɛnʃənt/

sentient

有感觉的
Meaning
Able to perceive or feel things.
Example
Humans are sentient beings capable of reasoning.
人类是能够推理的感知生命。
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。
B2 adjective /slaɪ/

sly

狡猾 / 机智
Meaning
Clever in a deceitful or cunning way.
Example
She gave him a sly smile.
她给了他一个狡猾的微笑。
C2 adjective /ˈsɑːdn/

sodden

湿透的
Meaning
thoroughly soaked or saturated with liquid
Example
His clothes were sodden after the heavy rain.
他的衣服在大雨后湿透了。
C2 noun /ˌsɪŋ.krəˈnɪs.ɪ.ti/

synchronicity

同步性
Meaning
The meaningful coincidence of two or more events that are not planned.
Example
The synchronicity of their thoughts amazed everyone.
他们思想的同步性让所有人都感到惊讶。
C1 verb /ˈsɪn.θə.saɪz/

synthesize

合成
Meaning
To combine a number of things into a coherent whole.
Example
Scientists synthesize new compounds for medical research.
科学家为医学研究合成新的化合物。
A2 noun /siːn/

scene

场景
Meaning
a place or setting of an event or activity, or the part of a play or film
Example
The final scene of the movie was very emotional.
电影的最后一场景非常感人。
C1 adjective /ˈseɪlaɪn/

Saline

盐水的; 含盐的
Meaning
containing salt; salty; relating to salt water
Example
The saline solution is used for medical treatments.
盐水溶液用于医学治疗。
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。
A2 noun /streŋθ/

Strength

力量; 力气; 体力
Meaning
the quality or state of being physically strong; power or force
Example
Regular exercise helps build muscle strength.
规律的锻炼有助于增强肌肉力量。
C2 noun /sɒl/

sol

索尔（音乐音阶的第五个音符）
Meaning
The fifth note of the sol-fa musical scale (do, re, mi, fa, sol, la, ti); also the Latin word for sun
Example
The choir practiced singing the note sol during rehearsal.
合唱团在排练时练习唱索尔音符。
C1 verb /siːð/

seethe

怒火中烧
Meaning
To be filled with intense but unexpressed anger or agitation.
Example
She was seething with anger after the unfair decision.
她在不公平的决定后怒火中烧。
C1 noun, verb /səˈpiːnə/

subpoena

传票
Meaning
a legal document ordering someone to attend court; to summon someone with such a document
Example
The witness received a subpoena to appear in court next week.
证人收到了传票，要求下周出庭。
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。
C1 noun /sɪˈkriː.ʃən/

Secretion

分泌
Meaning
a process by which substances are produced and discharged from a cell or gland
Example
Insulin secretion is crucial for blood sugar regulation.
胰岛素分泌对血糖的调节至关重要。
B2 adjective /sɪmˈbɒlɪk/

symbolic

象征性的
Meaning
serving as a symbol or representing something else
Example
The dove is symbolic of peace and freedom.
鸽子是和平与自由的象征。
B2 noun (plural) /skræps/

scraps

剩菜
Meaning
Small pieces left over from something; also small fights or quarrels.
Example
The dog ate the scraps from the table.
狗吃了桌子上的剩菜。
A1 noun /suːp/

Soup

汤
Meaning
a liquid food made by boiling meat, vegetables, or other ingredients in water
Example
I had a bowl of chicken soup for lunch.
我午餐吃了一碗鸡汤。
A2 noun /skɜːrt/

Skirt

裙子
Meaning
a garment that hangs from the waist and covers part or all of the legs
Example
She chose a blue skirt to match her blouse.
她选择了一条蓝色的裙子，以配合她的衬衫。
C1 noun /ˌspɒn.təˈneɪ.ɪ.ti/

spontaneity

自发性
Meaning
The quality of being spontaneous; natural and unplanned behavior.
Example
His spontaneity makes him a great conversationalist.
他的自发性使他成为一个很棒的对话者。
C1 noun /spɛk/

speck

斑点
Meaning
A very small spot, mark, or particle.
Example
There was a tiny speck of dust on the glass table.
玻璃桌上有一小片灰尘。
A2 noun /ˈsɪk.nəs/

Sickness

疾病; 病痛
Meaning
the state of being ill; a disease or illness
Example
She took time off work due to sickness.
她因病休假。
C1 verb /ˈʃækəl/

shackle

束缚
Meaning
to chain or restrain; to restrict someone’s actions or freedom
Example
Outdated regulations shackle small businesses and slow innovation.
过时的规定束缚了小企业并减缓了创新。
C1 noun /stɑːr ˈæn.ɪs/

Star Anise

八角星
Meaning
star-shaped spice pod with a licorice-like flavor used in cooking
Example
She added star anise to the soup for aromatic flavor.
她在汤里加入了八角星，增添了香气。
B2 verb /səkˈsiːdɪŋ/

succeeding

随后的 / 后续的
Meaning
coming after or following in order; continuing to succeed
Example
In the succeeding years, the company expanded rapidly.
在随后的几年里，公司迅速扩展。
C2 verb /ˈsnɪvəl/

snivel

以软弱或令人讨厌的方式哭泣或抱怨
Meaning
to cry or complain in a weak or annoying way
Example
He began to snivel when he didn’t get his way.
当他没得到他想要的东西时，他开始哭泣。
C1 noun ˈsɛlfləsnɪs

selflessness

无私
Meaning
The quality of being concerned more with the needs of others than with one's own.
Example
Selflessness is a key value for community building.
无私是社区建设中的关键价值。
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 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。
B1 noun /ˈsʌn.set/

Sunset

日落
Meaning
the time in the evening when the sun disappears below the horizon
Example
The romantic sunset painted the sky in golden colors.
浪漫的日落把天空涂上金色。
C2 adjective /sɒmˈnɪfərəs/

somniferous

催眠的
Meaning
Tending to induce sleep; soporific.
Example
The professor's somniferous lecture put half the class to sleep.
教授的催眠讲座让一半的学生睡着了。
B1 noun /ˈsæm.ən/

salmon

鲑鱼
Meaning
A large fish with pink flesh, often eaten as food.
Example
They served grilled salmon for dinner.
他们晚餐时提供了烤鲑鱼。
B2 adverb /səˈpəʊzɪdli/

supposedly

据说
Meaning
used to show that something is believed or claimed to be true, though it may not be
Example
He is supposedly the best player on the team.
据说他是队里最好的球员。
C2 verb /ˈsɪbəleɪt/

sibilate

发出嘶嘶声
Meaning
To pronounce with a hissing sound.
Example
The actor sibilated his lines for dramatic effect.
演员为了戏剧效果，用嘶嘶声说出了他的台词。
C1 verb ˈsɪŋ.krə.naɪz

synchronize

同步
Meaning
To coordinate in time; to cause to occur or operate at the same time or rate.
Example
The dancers need to synchronize their movements.
舞者需要同步他们的动作。
C1 noun /səˈprɑːnoʊ/

soprano

女性或男孩的最高唱功
Meaning
the highest female or boy’s singing voice
Example
She sang beautifully in the soprano range during the concert.
她在音乐会期间以女高音的音域唱得非常美。
C1 verb /səˈlɪsɪt/

solicit

请求
Meaning
to ask for or try to obtain something from someone
Example
The charity is soliciting donations for flood victims.
慈善机构正在为洪水灾民募捐。
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。
A2 noun /seɪl/

sale

促销
Meaning
the exchange of a commodity for money; the action of selling something
Example
The store is having a sale on winter clothing.
商店正在进行冬季衣物的促销。
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。
C2 noun /ˈstrætədʒəm/

stratagem

计策
Meaning
a plan or scheme designed to achieve a particular goal, often by trickery
Example
The general devised a clever stratagem to outwit the enemy.
将军设计了一个巧妙的计策来智胜敌人。
B1 noun /ˈsʌn.flaʊər/

Sun flower

向日葵
Meaning
a large yellow flower that turns to face the sun
Example
The sunflower field looked amazing in the bright sunlight.
向日葵田在明亮的阳光下看起来很美。
C2 adjective /səˈlɪsɪtəs/

solicitous

关心
Meaning
showing concern or care for someone's health, happiness, or comfort
Example
She was always solicitous about the well-being of her students.
她总是关心学生们的福祉。
C1 noun /səˈbraɪəti/

sobriety

清醒
Meaning
the state of being sober; self-restraint and seriousness
Example
He has maintained his sobriety for five years.
他已经保持清醒五年了。