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C1 verb /struː/

strew

散播
Meaning
to scatter or spread things untidily over a surface or area
Example
Clothes were strewn across the floor.
衣服散落在地板上。
B2 verb /sɑːb/

sob

大声哭泣
Meaning
to cry noisily while taking short breaths
Example
She began to sob uncontrollably after hearing the news.
她在听到消息后开始无法控制地呜咽。
C1 adjective ˈsek.tər spəˈsɪf.ɪk

sector-specific

行业特定
Meaning
Relating to or designed for a particular sector or industry.
Example
Sector-specific policies attract targeted investments.
行业特定的政策吸引了定向投资。
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。
C1 noun /ˈsɛpərətɪst/

separatist

分裂主义者
Meaning
A person who supports the separation of a group from a larger body, often for political or cultural independence.
Example
The separatist group demanded independence from the central government.
分裂主义者要求中央政府独立。
C2 noun /ˈstrɪndʒənsi/

stringency

严格
Meaning
the quality of being strict, precise, or severe
Example
The stringency of the new rules surprised everyone.
新规则的严格性让所有人都感到惊讶。
C1 verb /ˈstrætɪfaɪ/

stratify

分层
Meaning
to arrange or divide into layers, classes, or categories
Example
The researchers plan to stratify the data based on age groups.
研究人员计划根据年龄组对数据进行分层。
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。
C1 noun /ˈʃeɪvɪŋ/

shaving

剃须
Meaning
the act of removing hair with a razor; a thin strip or piece shaved from something
Example
He bought a new cream for shaving.
他买了一款新的剃须膏。
A2 proper noun /ˌsaʊθ əˈmɛrɪkə/

south america

南美洲
Meaning
a continent located in the Western Hemisphere, mostly in the Southern Hemisphere
Example
Brazil is the largest country in South America.
巴西是南美洲最大的国家。
C2 adjective /ˌsɛm.iˈsɪv.ə.laɪzd/

semicivilized

半文明
Meaning
Partially civilized; having some aspects of civilization but not fully developed.
Example
The tribe was described as semicivilized by early explorers.
该部落被早期探险家描述为半文明。
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。
C2 adjective /ˌsʌpəzɪˈtɪʃəs/

supposititious

假设的
Meaning
Based on assumption rather than fact; not genuine or authentic.
Example
The story turned out to be supposititious, with no evidence to support it.
这个故事证明是假的，没有证据支持它。
C1 noun /ˈskɛptɪk/

skeptic

怀疑者
Meaning
A person who doubts or questions accepted beliefs or claims.
Example
The scientist was a skeptic of theories without solid evidence.
这位科学家对没有确凿证据的理论持怀疑态度。
C1 noun /ˈsɔːrsəri/

sorcery

巫术
Meaning
the use of magical powers, especially through spells and enchantments
Example
The villagers believed the illness was caused by sorcery.
村民们相信疾病是由巫术引起的。
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 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 verb /ˈskætər/

scatter

散播
Meaning
to spread or throw around in different directions
Example
The wind scattered the leaves across the yard.
风把叶子撒到院子里。
B2 noun, verb /striːk/

streak

条纹或线；快速移动至指定方向
Meaning
a long, thin line or mark; to move very quickly in a specified direction
Example
Lightning streaked across the night sky.
闪电划过夜空。
C2 adjective səˈluː.bri.əs

salubrious

有益健康的
Meaning
Health-giving; healthy; promoting health and well-being.
Example
The mountain air is salubrious and refreshing.
山中的空气有益健康且清新。
B2 noun /ˌsɛlf əˈwɛə.nəs/

self-awareness

自我意识
Meaning
Conscious knowledge of one's own character, feelings, motives, and desires.
Example
Self-awareness helps in understanding one's emotions and actions.
自我意识有助于理解一个人的情感和行为。
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。
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。
C1 verb /skɒf/

scoff

嘲笑
Meaning
to speak about something in a mocking or dismissive way
Example
He scoffed at the idea of moving abroad.
他嘲笑搬到国外的想法。
C2 noun /səbˈmɜːrʒən/

submersion

沉没
Meaning
the state of being under water
Example
The submersion of the fields lasted for several days after the heavy rain.
在大雨之后，田地的沉没持续了几天。
B1 noun /ˈsmoʊkər/

smoker

吸烟者
Meaning
A person who smokes tobacco or other substances
Example
He is a heavy smoker and tries to quit every year.
他是一个吸烟者，每年都试图戒烟。
C1 noun/verb /skɜːrdʒ/

scourge

Meaning
A source of great pain or punishment; to whip or inflict suffering on someone.
Example
Disease and poverty remain a scourge in many regions.
C2 noun /skɪf/

skiff

小船
Meaning
a small, light boat usually for one person
Example
The fisherman paddled his skiff across the lake.
渔夫划着他的“小船”穿过湖面。
C1 noun ˌsɪstəˈmætɪk ˈseɪvɪŋz

systematic savings

系统化储蓄
Meaning
A structured and organized approach to regularly saving money according to a planned schedule
Example
Systematic savings can mitigate financial crises in old age.
系统化储蓄可以减轻老年时期的财务危机。
B1 adverb /spəˈsɪfɪkli/

specifically

特别地
Meaning
in a clear and exact way
Example
He was specifically asked to handle the finances.
他被特别要求处理财务。
C1 adjective /ˈskræpi/

scrappy

好斗 / 杂乱
Meaning
Determined and willing to fight or argue; also messy or disorganized.
Example
Despite being small, he was a scrappy fighter.
尽管身材小，他却是一个好斗的战士。
C1 noun /streɪt/

strait

海峡
Meaning
A narrow passage of water connecting two seas or two large areas of water.
Example
The Strait of Gibraltar connects the Atlantic Ocean and the Mediterranean Sea.
直布罗陀海峡连接大西洋和地中海。
A2 adjective /ˈsɪŋɡəl/

single

Meaning
only one; not one of several
Example
She bought a single ticket for the concert.
C1 noun səbˈsɪs.təns

subsistence

生计
Meaning
The action or fact of maintaining or supporting oneself at a minimum level.
Example
Many farmers depend on subsistence agriculture.
许多农民依靠自给农业谋生。
B1 adverb /sɪnˈsɪrli/

sincerely

真诚地
Meaning
with genuine feelings; honestly and truly
Example
I sincerely hope you recover soon.
我真诚地希望你早日康复。
C1 adjective /ˈspjʊəriəs/

spurious

虚假的 / 假冒的
Meaning
Not genuine, authentic, or true; false or fake.
Example
The report was based on spurious claims.
报告基于虚假的声明。
A2 verb /sɔːrt/

sort

排序
Meaning
to arrange or categorize something
Example
Please sort the files by date.
请按日期排序文件。
C1 noun /ˈsɒl.ɪs/

Solace

安慰
Meaning
comfort or consolation in a time of distress or sadness
Example
She found solace in music after her loss.
在失去后，她在音乐中找到了安慰。
C2 noun /ˈsɪlədʒɪzəm/

syllogism

三段论
Meaning
A form of reasoning in which a conclusion is drawn from two given or assumed premises.
Example
The philosopher explained the concept of syllogism using simple examples.
哲学家用简单的例子解释了三段论的概念。
B1 verb /swɪtʃ/

switch

切换
Meaning
to change from one thing to another; to exchange or replace
Example
I switched from coffee to tea.
我从咖啡转到茶。
A2 noun /ʃɪp/

Ship

船
Meaning
a large watercraft that travels the world's oceans and seas
Example
The cargo ship departed from the port at dawn.
货船在黎明时分离开了港口。
C2 noun /ˈslæt.ən/

slattern

邋遢的女人
Meaning
a woman who is untidy or slovenly in appearance or habits
Example
The house looked as if a slattern lived there.
这所房子看起来像是一个邋遢的女人住在那里。
A1 verb /smaɪl/

smile

微笑
Meaning
to express happiness or friendliness by turning the corners of the mouth upwards
Example
She smiled when she saw the gift.
她看到礼物时笑了。
A2 noun /saɪz/

size

尺寸
Meaning
the physical dimensions, proportions, or magnitude of something
Example
This shirt is too small in size for me.
这件衬衫对我来说在尺寸上太小了。
C1 verb /sɪˈsiːd/

secede

脱离
Meaning
To formally withdraw from a political or organizational union.
Example
Several states threatened to secede from the union.
几个州威胁要脱离联邦。
C1 verb /ˈsɔːntər/

saunter

Meaning
to walk in a slow, relaxed manner without hurry or effort
Example
We sauntered along the riverside, stopping now and then to watch the boats.
B2 noun /ˈstɔːrɪdʒ/

storage

存储
Meaning
the action or method of storing something for future use
Example
The warehouse offers plenty of storage space.
仓库提供了大量的存储空间。
C1 adjective /ˈsʌpl/

supple

柔韧的
Meaning
Easily bending or moving without breaking; flexible and adaptable.
Example
The gymnast’s body was remarkably supple.
体操运动员的身体异常柔韧。
C1 noun /sɪˈnɪləti/

senility

衰老
Meaning
The state of being old and showing the weaknesses of age, especially mental decline.
Example
His forgetfulness was attributed to senility.
他的健忘被归因于衰老。
C1 adjective /ˈsɒnɪk/

sonic

音速的
Meaning
Relating to or involving sound waves or speed of sound.
Example
The jet created a loud boom when it broke the sonic barrier.
喷气机突破声速壁垒时发出了巨大的爆炸声。
B2 adjective sɪnˈθet̬.ɪk

synthetic

合成的
Meaning
Made by chemical synthesis, especially to imitate a natural product; artificial.
Example
Synthetic chemicals are used in processed foods.
合成化学品被用于加工食品中。
C2 verb /ˌsuːpərˈhiːt/

superheat

过热
Meaning
to heat a substance beyond its normal boiling point without it becoming vapor
Example
Engineers superheat the steam to increase the efficiency of the turbine.
工程师将蒸汽超热以提高涡轮机的效率。
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。
C1 verb /ˈstaɪmi/

stymie

妨碍
Meaning
to prevent or hinder the progress of something
Example
The new regulations could stymie small businesses.
新规章可能会阻碍小型企业的发展。
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 verb /sɪˈdjuːs/

seduce

Meaning
to attract someone into doing something, especially something they might not normally do
Example
The advertisement was designed to seduce customers into buying luxury products.
C1 noun /ˌsʌb.stɪˈtjuː.ʃən/

substitution

替换
Meaning
the action of replacing someone or something with another
Example
The substitution of the old system with the new one was difficult.
将旧系统替换为新系统是困难的。
C2 noun /spɪˈlʌŋkər/

spelunker

洞穴探险者
Meaning
A person who explores caves as a hobby.
Example
The spelunker carried ropes and lights into the dark cave.
洞穴探险者带着绳子和灯光进入了黑暗的洞穴。
C2 adjective /sɪmˈfoʊniəs/

symphonious

Meaning
Harmonious; producing a pleasant sound or agreement of sound.
Example
The choir's voices were symphonious and filled the hall with beauty.
B1 noun /ˈsʌn.laɪt/

sunlight

阳光
Meaning
Direct light from the sun.
Example
Sunlight does not reach the abyssal depths of the ocean.
阳光无法到达海洋的深渊。
C1 adjective /ˈsɪm.jʊ.leɪ.tɪd/

simulated

模拟的
Meaning
Artificially created to look real but not actually real.
Example
The pilot trained in a simulated flight environment.
飞行员在模拟的飞行环境中训练。
C1 adjective /ˈsiːzənəbəl/

Seasonable

季节性的
Meaning
occurring at the right time; appropriate for the season; timely
Example
The seasonable rain helped the farmers with their crops.
季节性的雨水帮助农民收获他们的作物。
C2 verb /sʌbˈtɛnd/

subtend

形成角度
Meaning
To extend across or form an angle at a particular point, often used in geometry.
Example
The arc subtends a 60-degree angle at the center of the circle.
弧线在圆心处形成60度角。
B2 noun /sɛnˈseɪʃən/

Sensation

感觉
Meaning
a physical feeling or perception resulting from something that happens to or comes into contact with the body; a widespread reaction of interest and excitement
Example
The new singer became an overnight sensation.
这位新歌手一夜之间成名，成为轰动一时的现象级人物。
C1 adjective /ˈstrɛnjuəs/

strenuous

费力的
Meaning
Requiring or using great effort and energy.
Example
Climbing the mountain was a strenuous task.
爬山是一项费力的任务。
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。
C2 adjective /ˈstɒlɪd/

stolid

冷静的，沉默的
Meaning
Calm, dependable, and showing little emotion or animation.
Example
Despite the chaos around him, he remained stolid and composed.
尽管周围混乱，他依然冷静沉着。
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。
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。
C2 verb /ˈskærɪfaɪ/

scarify

松土
Meaning
to make shallow cuts or scratches; to loosen the surface of soil
Example
The farmer scarified the soil before planting seeds.
农民在种植种子之前松土。
B1 noun ˈseɪ.vɪŋ

saving

储蓄
Meaning
The practice of keeping and accumulating money for future use rather than spending it immediately.
Example
Regular saving habits ensure financial security.
定期的储蓄习惯确保财务安全。
C1 verb /sərˈpæs/

surpass

超越
Meaning
to exceed or go beyond
Example
Her performance surpassed all expectations.
她的表现超出了所有预期。
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。
A1 adverb /ˈsʌm.taɪmz/

Sometimes

有时
Meaning
at times; occasionally; now and then
Example
Sometimes I go for a walk in the evening.
有时我会在晚上散步。
C2 verb /skwɛltʃ/

squelch

Meaning
to make a soft sucking sound, such as when walking on mud; to suppress or silence
Example
His boots squelched in the wet ground.
C1 verb /ˈstæɡ.neɪt/

stagnate

停滞
Meaning
to stop developing, progressing, or moving
Example
Without innovation, the business will stagnate.
没有创新，生意将会停滞不前。
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 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。
B1 verb /sɪˈlekt/

select

选择
Meaning
to choose from a number of alternatives; to pick out
Example
Please select your favorite color.
请选择您喜欢的颜色。
C1 noun /ˈsɛdətɪv/

sedative

镇静剂
Meaning
A substance that calms the nerves or induces sleep.
Example
The doctor prescribed a sedative to help the patient sleep.
医生开了镇静剂来帮助病人入睡。
C1 noun /ˌsæl.jʊˈteɪ.ʃən/

Salutation

问候; 善意的表达
Meaning
a greeting; an expression of goodwill
Example
The letter began with a formal salutation.
这封信以正式的问候开始。
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。
A2 noun, verb /ˈsɛntəns/

sentence

句子; 刑期
Meaning
A set of words that expresses a complete thought; or a punishment given by a court of law.
Example
The judge gave him a five-year prison sentence.
法官给了他五年监禁的刑期。
B2 adverb /ˈʃɑːrpli/

sharply

急剧地
Meaning
suddenly and strongly; in a cutting or intense way
Example
Prices rose sharply after the announcement.
价格在公告后急剧上涨。
C2 adjective /ˈsiːkwənt/

sequent

随后的
Meaning
Following in order or as a result.
Example
The sequent events changed the course of history.
随后的事件改变了历史的进程。
C1 adjective /stiːpt/

steeped

浸透
Meaning
Completely surrounded by or filled with a particular quality, influence, or experience.
Example
The town is steeped in history and tradition.
这座城市充满了历史和传统。
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。
C2 noun /sɛnˈsɔːrɪəm/

sensorium

感觉中枢
Meaning
The part of the brain or mind concerned with the reception and interpretation of sensory stimuli.
Example
The patient’s sensorium was clouded after the accident.
事故后，病人的感觉中枢受到干扰。
A2 adverb /ˈstrɒŋɡli/

strongly

强烈地
Meaning
in a strong manner or to a great extent
Example
She strongly believes in the power of positive thinking.
她坚信积极思考的力量。
C1 adjective /ˈsʌbstəntɪv/

substantive

重要
Meaning
Having a firm basis in reality; important, meaningful, or considerable.
Example
The company made substantive changes to its policy.
公司对其政策进行了重要更改。
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。
C2 verb /ˈseɪʃiˌeɪt/

satiate

满足
Meaning
To satisfy fully, especially with food or desire.
Example
The large meal satiated his hunger.
丰盛的餐食满足了他的饥饿。
C2 adjective /svelt/

svelte

苗条
Meaning
Attractively thin, graceful, and elegant in appearance or movement.
Example
She looked svelte in the elegant black dress.
她穿着优雅的黑色裙子看起来很苗条。
C1 noun /ˈspiːʃiː/

specie

硬币
Meaning
money in the form of coins rather than notes or credit
Example
The transaction was made in specie.
交易是以硬币完成的。
B2 adjective /swɪft/

swift

Meaning
moving very quickly; happening promptly
Example
The river current was swift after the heavy rain.
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。
C2 adjective /ˈsæpɪd/

sapid

美味的
Meaning
Having a pleasant taste; flavorful.
Example
The chef prepared a sapid dish that delighted everyone at the table.
厨师准备了一道美味的菜肴，令桌上的每个人都非常喜欢。
C1 noun/adjective /ˈstɜː.lɪŋ/

sterling

英国货币 / 优秀
Meaning
British money, especially pounds; of excellent quality.
Example
She was praised for her sterling work on the project.
她因在项目中的出色工作而受到表扬。
C2 noun /ˈsaɪ.ə.lɪz.əm/

sciolism

表面知识的假装
Meaning
pretentious show of superficial knowledge
Example
His speech was full of sciolism, impressing no one.
他的演讲充满了赛奥利主义，没有打动任何人。
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。
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。
A2 noun /ˈsɪstəm/

system

系统
Meaning
a set of connected parts forming a complex whole; an organized method
Example
The education system needs major reforms.
教育系统需要重大改革。
C1 verb /skʌlpt/

sculpt

幸福
Meaning
to create or shape something by carving or molding
Example
The artist sculpted a beautiful statue from marble.
她在获得奖项时无法掩饰自己的幸福。
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 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 /skrætʃ/

scratch

幸福
Meaning
to rub a surface or skin with something sharp or rough, often to relieve itching
Example
The cat scratched the door to be let in.
当她收到奖项时，她无法掩饰自己的幸福。
C1 adjective /ˈspɑːrtn/

spartan

斯巴达式
Meaning
showing simplicity and lack of luxury; austere
Example
He lived in a spartan room with just a bed and a chair.
他住在一个斯巴达式的房间里，只有一张床和一把椅子。
B1 noun /ˈsiː.hɔːrs/

Sea-horse

海马
Meaning
a small marine fish with segmented bony armor, an upright posture, and a curled prehensile tail
Example
The seahorse gracefully floated among the coral reefs.
海马在珊瑚礁间优雅地漂浮。
B2 noun /ˈsliːpər/

sleeper

睡觉的人；意外成功的事物
Meaning
a person or thing that sleeps; something that unexpectedly succeeds
Example
The movie turned out to be a real sleeper hit.
这部电影竟然成为了意外的成功。
C1 noun /ˈʃær.ən fruːt/

Sharon fruit

沙龙水果
Meaning
a sweet orange persimmon fruit that can be eaten when firm
Example
The Sharon fruit is sweet and can be eaten like an apple.
沙龙水果很甜，可以像苹果一样食用。
B1 adjective /səˈpəʊzd/

supposed

假定的
Meaning
generally believed or assumed, but not necessarily true
Example
This is the supposed solution to the problem.
这是问题的假定解决方案。
C1 adjective /ˌsuːɪˈsaɪdəl/

Suicidal

自杀的
Meaning
relating to or having thoughts of killing oneself; extremely dangerous or harmful
Example
The reckless driving was suicidal behavior.
鲁莽的驾驶是一种自杀行为。
C1 noun /ʃæk/

Shack

小屋
Meaning
a small, crudely built dwelling; a poorly constructed building
Example
The fisherman lived in a small shack near the beach.
渔夫住在靠近海滩的小屋里。
C1 adjective /ˈskɪtɪʃ/

skittish

紧张的
Meaning
easily frightened or nervous; unpredictable
Example
The horse was too skittish to ride.
那匹马太紧张，无法骑乘。
C2 noun /ˈsɪnəd/

synod

主教会议
Meaning
An assembly of the clergy in a Christian church convened to decide on issues of doctrine or administration.
Example
The synod gathered to discuss reforms in the church.
主教会议聚集在一起讨论教会的改革。
C2 verb /ˈstɪp.əl/

stipple

用小点覆盖
Meaning
to cover a surface with numerous small dots or specks, often in drawing or painting
Example
The artist stippled the canvas to create a textured effect.
艺术家在画布上用小点覆盖，创造了一个纹理效果。
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 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。
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。
C2 noun /ˈswɑːvɪti/

suavity

优雅与魅力
Meaning
smoothness and charm in manner
Example
His suavity made him popular in social gatherings.
他的优雅与魅力使他在社交聚会中很受欢迎。
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。