strategies
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英语 BN 孟加拉语 HI 印地语 ES 西班牙语 FR 法语 DE 德语 RU 俄语 ZH 中文 JA 日语
All Vocabulary Cards All Vocabularies
B2 noun ˈstræt.ɪ.dʒiz

strategies

战略
Meaning
A plan of action designed to achieve a long-term or overall aim; the art of planning and directing operations.
Example
Effective strategies can mitigate climate change impacts.
有效的战略可以减轻气候变化的影响。
B2 noun /spɑːrk/

Spark

火花
Meaning
a small fiery particle thrown off from a fire; a flash of light; something that triggers or initiates
Example
A spark from the campfire ignited the dry leaves.
篝火中的一颗火花点燃了干叶。
C1 noun/verb /stæmˈpiːd/

stampede

混乱的人群
Meaning
A sudden, uncontrolled rush of people or animals; to cause a mass movement.
Example
The loud noise caused a stampede of the crowd.
嘈杂的声音引起了人群中的一阵奔跑。
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。
C1 adjective /ˈsteɪtli/

stately

庄严和宏伟
Meaning
Having a dignified, majestic, and impressive appearance or manner.
Example
The stately mansion stood at the end of the long driveway.
那座庄严的豪宅位于长长的车道尽头。
B1 verb /səˈspɛkt/

suspect

怀疑
Meaning
to believe that someone has done something wrong; to doubt or mistrust
Example
I suspect he is lying about his whereabouts.
我怀疑他在谎报自己的下落。
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。
C1 verb /ˌsuːpərɪmˈpoʊz/

superimpose

叠加
Meaning
to place one thing on top of another so that both can be seen
Example
The editor superimposed text over the image.
编辑将文本叠加在图片上。
A2 noun /ˈsɪriz/

Series

系列
Meaning
a number of events, objects, or people of a similar or related kind coming one after another; a set of related television or radio programmes
Example
The detective series ran for five successful seasons.
这部侦探系列剧播出了五季并取得了成功。
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。
B1 noun /ˈspɛndɪŋ/

spending

Meaning
the act of paying money for goods or services
Example
Her spending on clothes was higher than expected.
C1 noun /ˈsɛntɪnəl/

sentinel

哨兵
Meaning
A soldier or guard whose job is to stand and keep watch.
Example
A sentinel stood at the entrance of the camp.
一个哨兵站在营地的入口处。
C2 noun /ˈstriːmlɪt/

streamlet

小溪
Meaning
a small stream; a tiny brook or rivulet
Example
A streamlet flowed through the meadow.
小溪流经草地。
B2 adjective /ˈspiːtʃləs/

speechless

无言
Meaning
Unable to speak because of shock, surprise, or strong emotion.
Example
She was speechless when she received the award.
她获得奖项时无言以对。
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。
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。
C2 noun /ˈstætɪks/

statics

静力学
Meaning
The branch of mechanics dealing with bodies at rest and forces in equilibrium.
Example
She is studying statics as part of her engineering course.
她正在学习静力学，作为她工程课程的一部分。
B1 noun sɪˈkjʊə.rɪ.ti

security

安全
Meaning
The state of being free from danger, threat, or loss.
Example
Food security is essential for human survival.
食品安全对人类生存至关重要。
A2 noun /seɪf/

Safe

保险箱; 保护
Meaning
secure container for storing valuables; protection from danger
Example
He kept his important documents in the office safe.
他把重要文件放在办公室的保险箱里。
C2 noun/verb /sluːs/

sluice

水闸 / 清洗
Meaning
A sliding gate for controlling the flow of water; to wash or rinse with water in large quantities.
Example
The workers sluiced the mud off the street after the heavy rain.
工人们在暴雨后清洗了街道上的泥巴。
C2 verb /sleɪk/

slake

解渴
Meaning
To satisfy thirst or desire.
Example
She drank cold water to slake her thirst.
她喝了冷水来解渴。
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。
C2 adjective /səˈleɪʃəs/

salacious

淫秽的
Meaning
Having or conveying undue or inappropriate sexual interest.
Example
The tabloid published a salacious story about the celebrity.
小报发布了关于名人的淫秽故事。
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。
C2 adjective /ˌsʌb.əˈkwɒt.ɪk/

subaquatic

水下的
Meaning
Existing, living, or located under water.
Example
Divers explored the subaquatic cave system filled with rare fish.
潜水员探索了充满稀有鱼类的水下洞穴系统。
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。
C1 adjective /ˈʃɪp.ʃeɪp/

Shipshape

井井有条的; 组织良好的; 状况良好的
Meaning
neat and tidy; in good order; well-organized
Example
Everything was shipshape before the inspection.
在检查之前，一切都很完美。
C1 noun /siˈɛrə klʌb/

Sierra Club

塞拉俱乐部
Meaning
An American environmental organization founded in 1892 by John Muir, focused on promoting conservation of the natural environment by influencing public policy decisions.
Example
John Muir founded the Sierra Club in 1892 to protect wild areas.
约翰·缪尔在1892年创立了塞拉俱乐部，以保护野生地区。
C2 noun /ˈsteɪtkraft/

statecraft

治国艺术
Meaning
The art of governing and managing state affairs effectively.
Example
The leader was praised for his exceptional statecraft in handling international relations.
领导因其在处理国际关系方面的卓越治国艺术而受到赞扬。
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 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。
A1 noun/adjective /saʊθ/

south

南方
Meaning
the direction towards the bottom of a map, opposite to north
Example
The sun rises in the east and sets in the south.
太阳从东方升起，西方落下。
B1 noun /slaɪs/

Slice

切片; 薄片
Meaning
a thin, flat piece cut from something larger
Example
Would you like a slice of pizza?
你想要一片披萨吗?
B1 adjective /ˈsplendɪd/

Splendid

壮丽的; 极好的; 印象深刻的
Meaning
magnificent; excellent; very impressive
Example
The castle looked splendid in the sunset.
城堡在日落时看起来很壮丽。
B2 noun/verb /stʌnt/

stunt

Meaning
a daring or unusual action performed for entertainment or publicity; to hinder growth or development
Example
The actor performed a dangerous stunt in the movie.
C2 noun /ˈsʊrmə fɪʃ/

Surma fish

苏尔马鱼
Meaning
a freshwater fish species found in the Surma river system of Bangladesh and northeastern India
Example
Surma fish is native to the rivers of Sylhet region.
苏尔马鱼是西莱特地区河流的本土鱼类。
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。
C2 noun /strəˈmoʊ.ni.əm ˌflaʊ.ər/

Stramonium flower

颠茄花
Meaning
A trumpet-shaped white or purple flower from the jimsonweed plant, known for its toxic properties
Example
The stramonium flower blooms at night with a sweet fragrance.
颠茄花在晚上盛开，散发出甜美的香气。
C1 noun ˈsɪmbəlɪzəm

symbolism

象征主义
Meaning
The use of symbols to represent ideas or qualities.
Example
The use of symbolism in the novel is masterful.
小说中的象征主义运用巧妙。
B1 verb /siːl/

seal

封闭，密封
Meaning
to close or secure something tightly or officially confirm something
Example
He sealed the envelope before sending the letter.
他在寄信之前封住了信封。
C1 adjective /ˈstoʊɪk/

stoic

冷静的, 无动于衷的
Meaning
Showing little or no emotion, even in difficult situations.
Example
She remained stoic during the crisis, never showing fear or panic.
她在危机中保持冷静，毫无恐惧或恐慌。
B1 verb /stæmp/

stamp

Meaning
To bring down (one's foot) heavily on the ground; to imprint a mark or seal.
Example
She stamped her foot in frustration.
C1 verb /slaʊtʃ/

slouch

懒散地坐
Meaning
To stand, sit, or move in a lazy or awkward way.
Example
He slouched in the chair, looking tired.
他在椅子上懒散地坐着，看起来很累。
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 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。
A2 noun /stɔːrm/

Storm

风暴
Meaning
a violent weather condition with strong winds, rain, thunder, and lightning
Example
The storm caused power outages across the city.
风暴导致全市断电。
A2 adverb /ˈsʌm.taɪm/

sometime

某个时候
Meaning
at a time that is not known or stated; occasionally
Example
Let's meet for coffee sometime next week.
我们下周某个时候见面喝咖啡吧。
C2 noun /ˈskɪz.əm/ or /ˈsɪz.əm/

schism

幸福
Meaning
A division or split between strongly opposed parties, often in religion or organizations.
Example
The schism in the church led to the formation of two separate groups.
她在收到奖项时无法掩饰她的幸福。
A2 noun /spɔːt/

sport

体育
Meaning
an activity involving physical exertion and skill in which an individual or team competes against another or others for entertainment
Example
Football is a popular sport around the world.
足球是全球流行的体育运动。
C1 noun /səˈprɛʃən/

suppression

压制
Meaning
the act of forcibly stopping something or holding back feelings or actions
Example
The suppression of free speech led to protests.
言论自由的压制导致了抗议。
C2 noun /sfɛˈrɪsɪti/

sphericity

球形
Meaning
The quality or state of being spherical; roundness.
Example
The sphericity of the ball made it roll smoothly on the ground.
球的球形使它能够平稳地在地面上滚动。
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。
A2 adjective /ˈsʌdən/

Sudden

突如其来的; 突然的; 出乎意料的;
Meaning
happening or done quickly and unexpectedly; abrupt
Example
There was a sudden change in the weather.
天气发生了突如其来的变化。
A2 adjective /streɪndʒ/

strange

奇怪
Meaning
unusual or not normal
Example
It was strange to see him at the party after so long.
在这么久之后在派对上看到他真奇怪。
B1 adjective /sɪɡˈnɪfɪkənt/

significant

重要的
Meaning
Sufficiently great or important to be worthy of attention; noteworthy.
Example
Social media has a significant impact on relationships.
社交媒体对人际关系有重要影响。
A2 adjective /ʃɑːrp/

Sharp

锋利; 强烈; 突然和强烈; 快速理解
Meaning
having a cutting edge or point; sudden and intense; quick to understand
Example
The knife has a very sharp blade.
刀片非常锋利。
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。
C1 noun /suˈpriː.mə.si/

Supremacy

至高无上；最高权力或权威
Meaning
the state of being supreme; highest authority or power
Example
The country established naval supremacy in the region.
该国在该地区建立了海军至高无上的地位。
C1 adjective/noun /ˈsʌkjələnt/

succulent

多汁的
Meaning
Juicy or full of juice; also refers to a plant with thick, fleshy leaves adapted to storing water.
Example
The steak was so succulent that everyone enjoyed it.
这块牛排多汁到每个人都喜欢。
C2 adjective /spraɪ/

spry

灵活
Meaning
active and lively, especially in old age
Example
The spry grandmother surprised everyone with her quick dance steps.
灵活的奶奶用快速的舞步让所有人都惊讶不已。
C2 adjective /ˈsɪlvən/

sylvan

林地的
Meaning
Relating to or characteristic of the woods or forest.
Example
The cottage was set in a sylvan landscape full of tall trees.
这座小屋位于一个林地的景观中，充满了高大的树木。
C1 noun /stɑːr fruːts/

Star Fruits

星形水果
Meaning
yellow tropical fruits that form a star shape when sliced crosswise; tangy and crisp taste
Example
When you slice star fruits, they look like beautiful yellow stars on your plate.
当你切开星形水果时，它们看起来就像盘子上的美丽黄色星星。
C2 noun /ˈsɔː.dər/

Sawder

奉承; 奉承的话
Meaning
flattering or wheedling talk; soft soap
Example
His sawder couldn't convince anyone of his sincerity.
他的奉承无法说服任何人相信他的真诚。
B1 noun ˈsaɪləns

silence

沉默
Meaning
Complete absence of sound; quietness.
Example
Silence filled the air near the graves.
沉默充满了墓地附近的空气。
C2 noun /sɪˈnɛrəsɪs/

syneresis

协同作用
Meaning
The contraction of two adjacent vowels into a single syllable or the separation of liquid from a gel.
Example
The yogurt showed syneresis when liquid separated on top.
当液体在上面分离时，酸奶表现出协同作用。
B2 adjective /ˈsɒl.ɪ.ter.i/

Solitary

孤独; 隔离; 单独
Meaning
alone; without companions; single; isolated
Example
He lived a solitary life in the mountains.
他在山中过着孤独的生活。
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 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。
C1 noun /ˈspaɪər/

spire

尖顶
Meaning
a tall, pointed structure on top of a building, especially a church
Example
The church spire could be seen from miles away.
教堂的尖顶从远处可见。
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 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。
A1 verb /set/

set

设置
Meaning
to put or place something in a position; to establish
Example
She set the book on the table.
她把书放在桌子上。
C1 noun /sɪv/

sieve

筛子
Meaning
a utensil with a mesh or perforated bottom, used for straining or sifting
Example
She used a sieve to strain the pasta.
她用筛子过滤意大利面。
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。
C1 adjective /sɛkˈtɛəriən/

sectarian

宗派的
Meaning
relating to or characterized by the differences between sects, often leading to conflict
Example
The region has been troubled by sectarian violence for decades.
该地区几十年来一直受到宗派暴力的困扰。
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 verb /ˈsætəˌraɪz/

satirize

讽刺
Meaning
to mock or criticize something using satire
Example
The play satirizes the greed of modern corporations.
这部剧讽刺了现代公司的贪婪。
A2 adjective /ˈspænɪʃ/

spanish

西班牙语
Meaning
relating to Spain or the Spanish language
Example
She is fluent in Spanish and French.
她能流利地讲西班牙语和法语。
B2 adjective /ˈsʌb.sɪ.kwənt/

subsequent

随后的
Meaning
Coming after something in time; following in time or order.
Example
Subsequent events clarified the outcomes.
随后的事件澄清了结果。
C2 adjective /ˌsɛm.iˈkɒn.ʃəs/

semiconscious

半意识的
Meaning
Only partly conscious; not fully aware of surroundings.
Example
He was semiconscious after the accident and could barely respond.
他在事故后半意识清醒，几乎无法回应。
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。
C1 noun /stɛntʃ/

stench

臭味
Meaning
A very strong and unpleasant smell.
Example
The stench of garbage filled the alley.
垃圾的臭味充满了小巷。
C1 noun /stæɡˈneɪ.ʃən/

stagnation

停滞
Meaning
A state of inactivity or lack of growth, especially in an economy.
Example
High unemployment led to economic stagnation.
高失业率导致了经济停滞。
C1 adjective /səˈriːn/

serene

宁静和平和
Meaning
Calm, peaceful, and untroubled; tranquil.
Example
The lake had a serene and peaceful atmosphere.
湖泊有着宁静和平和的气氛。
B1 adjective /ˈsɔːlti/

Salty

咸的
Meaning
having the taste of salt; containing salt; tasting of seawater
Example
The salty ocean water made her thirsty.
咸海水让她口渴。
B2 verb /saɪ/

sigh

叹气
Meaning
to let out a long, deep breath as an expression of tiredness, relief, or sadness
Example
She sighed with relief when she heard the good news.
她听到好消息时松了口气。
A1 noun /ʃuː/

Shoe

鞋子
Meaning
covering for the foot, typically made of leather or cloth
Example
She bought a new pair of running shoes for exercise.
她买了一双新的跑步鞋来锻炼。
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。
B2 noun /ˈsɛm.ɪ.nɑːr/

seminar

研讨会
Meaning
A meeting for discussion or training, especially in an academic setting.
Example
The professor invited all students to attend the seminar on climate change.
教授邀请所有学生参加关于气候变化的研讨会。
A2 noun /sməʊk/

smoke

烟雾
Meaning
A visible suspension of carbon or other particles in air, typically one emitted from a burning substance.
Example
Smoke from vehicles worsens air quality.
车辆排放的烟雾会恶化空气质量。
C2 noun /ˈsætər/

satyr

幸福
Meaning
a creature from Greek mythology depicted as a lustful being, often half-man and half-goat; by extension, a lecherous man
Example
In the museum mural, a satyr plays the panpipes while dancing in the woods.
当她获得奖项时，她无法掩饰自己的幸福。
C1 verb /snɪər/

sneer

嘲笑
Meaning
to smile or speak in a mocking or contemptuous way
Example
She sneered at his attempt to sing.
她嘲笑他的唱歌尝试。
C1 noun /ˈsɜːrtʃɑːrdʒ/

surcharge

附加费
Meaning
an additional charge or payment added to the usual cost
Example
The airline ticket had a fuel surcharge added to it.
机票上加收了燃油附加费。
C1 verb /sluː/

slew

突然转向
Meaning
To turn or slide violently in a particular direction.
Example
The car slewed across the icy road.
汽车在结冰的路面上突然滑动。
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。
C2 adjective /ˈsɪmiən/

simian

类人猿的
Meaning
Relating to, resembling, or affecting apes or monkeys.
Example
The scientist studied the simian behavior of the chimpanzees.
科学家研究了黑猩猩的类人猿行为。
A2 verb /ˈstɑːtɪŋ/

starting

开始
Meaning
beginning to do or experience something
Example
She is starting a new job next week.
她下周开始一份新工作。
C1 noun /səˈvænə/

savanna

草原（散布着树木）
Meaning
a grassy plain with scattered trees, typical of tropical and subtropical regions
Example
Giraffes browsed on acacia trees across the wide savanna.
长颈鹿在广阔的萨凡纳上吃着金合欢树的叶子。
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。
C2 adjective /sɛpˈtɛnɪəl/

septennial

每七年一次
Meaning
Occurring every seven years.
Example
The festival is a septennial tradition in the village.
这个节日是村里每七年一次的传统。
A1 noun /sɛpˈtɛmbər/

september

九月
Meaning
The ninth month of the year in the Gregorian calendar
Example
My birthday is in September, and I always celebrate it with friends.
我的生日在九月，我总是和朋友一起庆祝。
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 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。
C2 noun /staɪn/

stein

啤酒杯
Meaning
A large beer mug, typically made of glass or stoneware.
Example
He raised his stein to toast his friends.
他举起了他的啤酒杯，为他的朋友们祝酒。
A2 abbreviation (noun/pronoun) /ˈsʌmθɪŋ/

sth.

某事
Meaning
abbreviation for 'something'
Example
Can you give me sth. to write with?
你能给我写字的东西吗？
B2 verb /suː/

sue

起诉
Meaning
to bring a lawsuit against someone in a court of law
Example
She decided to sue the company for damages.
她决定起诉公司要求赔偿。
C2 noun /səˈnɛs.əns/

senescence

衰老
Meaning
The process of growing old or the condition of aging.
Example
The biologist studied senescence in plants to understand aging.
生物学家研究了植物中的衰老过程，以理解衰老。
C1 adjective /spɑːrs/

sparse

稀少
Meaning
thinly scattered or distributed; not dense or abundant
Example
Vegetation was sparse in the desert.
沙漠中的植被稀少。
C1 verb /ˈsælvɪdʒ/

salvage

挽救
Meaning
To save something from loss, damage, or destruction.
Example
They managed to salvage some goods from the fire.
他们成功地从火灾中挽救了一些货物。
B1 noun, verb /ˈseɪ.lɪŋ/

sailing

帆船运动
Meaning
The act of traveling in a boat or ship using sails; the sport or activity of navigating a boat with sails.
Example
We went sailing on the lake during the summer.
我们夏天在湖上去帆船运动。
B1 adjective /səˈfɪʃənt/

Sufficient

足够的; 适合目的的; 满意的
Meaning
enough; adequate for the purpose; satisfactory
Example
We have sufficient time to complete the project.
我们有足够的时间来完成这个项目。
B1 verb səˈpɔːrtɪŋ

supporting

支持
Meaning
Giving assistance to; helping to bear the weight of something.
Example
Supporting education initiatives helps reduce child labour.
支持教育倡议有助于减少童工。
C1 /ʃrɛd/

shred

撕裂
Meaning
to tear or cut something into small pieces
Example
She shredded the old documents before throwing them away.
她在扔掉之前把旧文件撕成了碎片。
C2 adjective /ˈslɪpʃɒd/

slipshod

草率的, 马虎的
Meaning
done in a careless, sloppy, or untidy way
Example
The project failed due to slipshod planning.
由于草率的规划，项目失败了。
C1 adjective /ˌsʌbˈkɒn.ʃəs/

subconscious

潜意识
Meaning
Of or concerning the part of the mind which one is not fully aware of but which influences actions and feelings.
Example
Fears often come from the subconscious mind.
恐惧常常来自潜意识。
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。
C2 adjective /ˈsætərˌnaɪn/

saturnine

忧郁的
Meaning
slow and gloomy in mood
Example
His saturnine expression made everyone in the room uncomfortable.
他的忧郁表情让房间里的人都感到不舒服。
C1 noun /sɔɪl ˈmæn.ɪdʒ.mənt/

soil management

土壤管理
Meaning
The application of operations, practices, and treatments to protect soil and enhance its performance.
Example
Proper soil management improves long-term agricultural productivity.
适当的土壤管理可以提高长期农业生产力。
C1 verb /ˈstriːm.laɪn/

streamline

简化或提高效率
Meaning
To make a process simpler and more efficient.
Example
The company aims to streamline production to reduce costs.
公司旨在简化生产以降低成本。
A2 noun /ˈstrɔːbəri/

Strawberry

草莓
Meaning
a small red heart-shaped fruit with tiny seeds on the surface and sweet taste
Example
I love eating fresh strawberries with cream during summer.
我喜欢在夏天吃新鲜的草莓配奶油。
C2 verb /ʃiːð/

sheathe

放回剑鞘
Meaning
to put a sword or knife back into its cover
Example
He quickly sheathed his sword after the duel.
他在决斗后迅速把剑重新放回剑鞘。