sextet
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C2 noun /sɛkˈstɛt/

sextet

六重奏
Meaning
a group of six people playing music or a piece written for six performers
Example
The jazz sextet filled the small club with a warm, layered sound.
这支爵士六重奏用温暖、分层的声音填满了小俱乐部。
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 noun /ˈsʌtlti/

subtlety

微妙
Meaning
The quality or state of being subtle.
Example
She understood the subtlety of the situation.
她理解了局势的微妙之处。
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。
B2 verb /ˈstreɪtən/

straighten

整理
Meaning
to make something straight or tidy; to correct or organize
Example
She straightened her hair before the meeting.
她在会议前整理了头发。
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。
C1 adjective /ˈsɔːsi/

saucy

大胆的
Meaning
Boldly rude, cheeky, or playfully disrespectful.
Example
The child gave a saucy reply to his teacher.
那个孩子给老师一个大胆的回答。
C1 adjective /ˈsʌlən/

sullen

闷闷不乐
Meaning
bad-tempered and gloomy; silently resentful
Example
She gave him a sullen look and walked away.
她给了他一个闷闷不乐的眼神，然后走开了。
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。
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。
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 verb /skriːtʃ/

screech

发出尖锐的声音
Meaning
to make a loud, high-pitched and unpleasant sound
Example
The car screeched to a halt.
那辆车发出了刺耳的声音并猛地停下。
C1 noun /ˈsɜːr.vɪ.tuːd/

Servitude

奴役
Meaning
the state of being a slave or completely subject to someone more powerful
Example
Many people fought to escape the servitude imposed by the colonial system.
许多人为了摆脱殖民制度所强加的奴役而斗争。
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。
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。
C1 adjective /ˈsɛnʃuəs/

sensuous

感官的
Meaning
Relating to or affecting the senses rather than the intellect; pleasing to the senses.
Example
The garden was filled with sensuous colors and fragrances.
花园里充满了感官的色彩和香气。
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。
B1 adjective /ˌstreɪt ˈfɔːr.wərd/

Straight forward

诚实直率; 不复杂; 容易理解
Meaning
honest and open; not complicated; easy to understand
Example
His explanation was very straightforward and easy to follow.
他的解释非常直白，并且易于理解。
C1 noun /ˈslændər/

Slander

诽谤
Meaning
the action of making false spoken statements damaging to someone's reputation
Example
The politician sued the newspaper for slander.
政治家因诽谤起诉了报纸。
B2 noun /slæŋ/

Slang

俚语; 非正式语言
Meaning
very informal language that is usually spoken rather than written
Example
The teenagers used slang that their parents couldn't understand.
青少年使用了父母无法理解的俚语。
C1 noun /sɛkt/

sect

教派
Meaning
a subgroup of a larger religious or political group, often with differing beliefs
Example
The group split into different sects due to doctrinal differences.
由于教义上的差异，该小组分裂成了不同的教派。
B1 adjective /ˈsekənderi/

secondary

次要的
Meaning
Less important than something else; derived from or dependent on something primary.
Example
Safety is our primary concern, while speed is only secondary.
安全是我们的主要关注，而速度只是次要的。
C2 noun /ˌʃæŋɡriˈlɑː/

shangri-la

虚构的乐园
Meaning
a remote, beautiful, imaginary place where life is perfect and peaceful
Example
They described the island as a modern-day Shangri-La.
他们将这个岛屿描述为现代版的香格里拉。
A1 adverb /soʊ/

so

如此
Meaning
to such a degree or extent
Example
She was so happy with the gift.
她对礼物感到如此高兴。
B2 noun /ˈsɪmbəl/

Symbol

符号
Meaning
a mark or character used as a conventional representation of an object, function, or process
Example
The dove is a symbol of peace.
鸽子是和平的象征。
A1 verb /ˈstʌdi/

study

学习
Meaning
to learn about something; to examine carefully; to research
Example
I study mathematics every evening.
我每天晚上学习数学。
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。
C2 adjective /ˈstraɪ.eɪ.tɪd/

striated

条纹的
Meaning
marked with thin lines, grooves, or stripes
Example
The muscle fibers appeared striated under the microscope.
在显微镜下，肌肉纤维看起来是条纹的。
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 /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 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 noun /slʌm/

Slum

贫民窟
Meaning
a poor urban area with substandard housing and squalid conditions
Example
The government is working to improve conditions in the slum.
政府正在努力改善贫民区的条件。
A1 verb /stɒp/

stop

停止
Meaning
to cease moving or operating; to halt; to prevent
Example
Please stop talking during the movie.
请在电影期间停止说话。
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。
B1 noun /seɪlz/

sales

Meaning
activities related to selling products or services
Example
The company saw a significant increase in sales during the holiday season.
B2 noun /speɪd/

Spade

铲子
Meaning
a tool with a flat blade for digging; a playing card suit
Example
The gardener used a spade to dig holes for planting flowers.
园丁用铲子挖洞种花。
B1 adverb /sɪɡˈnɪfɪkəntli/

significantly

显著
Meaning
in a way that is large or important enough to have an effect
Example
The economy has significantly improved over the last decade.
过去十年中，经济显著改善。
B1 adjective /ʃɛrd/

shared

共享
Meaning
used, done, or experienced by two or more people together
Example
They live in a shared apartment near the university.
他们住在大学附近的一间共享公寓里。
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 /ˈsʌblɪmeɪt/

sublimate

转化为更高的活动
Meaning
to redirect strong emotions or desires into socially acceptable activities or channels
Example
She sublimated her anger into painting beautiful landscapes.
她将愤怒转化为美丽的风景画。
C1 adjective ˌsʌbˈlɪm.ɪ.nəl

subliminal

低于意识阈值存在或运作，未被意识到的影响或感知
Meaning
Existing or operating below the threshold of consciousness; perceived by or affecting someone's mind without their being aware of it.
Example
Advertisements often have subliminal messages.
广告常常包含潜意识的讯息。
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。
C1 adjective /səbˈmɪs.ɪv/

Submissive

顺从; 听话; 顺从的
Meaning
ready to obey others; yielding to authority; humble and compliant
Example
She became submissive after years of harsh treatment.
她在多年的严厉对待后变得顺从。
C1 adjective /ˈsɜːrvɪsəbl/

serviceable

可用
Meaning
fit for use; usable; in working order
Example
The old bicycle is still serviceable despite its age.
那辆旧自行车尽管年久失修，仍然可用。
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。
A1 noun /ˈsekənd/

second

Meaning
a unit of time equal to one sixtieth of a minute; also the position after first
Example
He finished the race in second place.
B2 noun, verb /slænt/

slant

偏见观点
Meaning
A particular point of view; to slope or lean in a particular direction.
Example
The article had a political slant.
文章有政治倾向。
C1 noun /slɪt/

Slit

裂缝
Meaning
a long narrow opening or cut
Example
There was a small slit in the fabric.
布料上有一个小裂缝。
C1 noun /ˈsuːtər/

suitor

追求者
Meaning
a man who pursues a relationship with a woman, often with the intent to marry
Example
She had many suitors vying for her attention.
她有许多追求者争夺她的注意力。
B2 noun səˌsteɪ.nəˈbɪl.ɪ.ti

sustainability

可持续性
Meaning
The ability to be maintained at a certain rate or level; the avoidance of the depletion of natural resources in order to maintain ecological balance.
Example
Sustainability ensures long-term environmental health.
可持续性确保长期环境健康。
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。
B2 noun /sɪɡˈnɪf.ɪ.kəns/

Significance

重要性
Meaning
the quality of being worthy of attention; importance
Example
The discovery has great significance for medical research.
这个发现对医学研究具有重要意义。
C1 noun /straɪf/

strife

冲突, 争斗
Meaning
angry or violent conflict; struggle or discord
Example
The region has been torn apart by political strife.
该地区已被政治冲突撕裂。
C1 adjective ˌsɪmbɪˈɒtɪk

symbiotic

共生的
Meaning
Involving interaction between two different organisms living in close physical association.
Example
The relationship between the bee and the flower is symbiotic.
蜜蜂和花朵之间的关系是共生的。
C2 noun /ˈseɪnjər/

seignior

封建领主
Meaning
A feudal lord; a man of authority in medieval Europe.
Example
The seignior demanded taxes from the peasants.
封建领主向农民征税。
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。
C2 noun /ˌspoʊliˈeɪʃən/

spoliation

破坏
Meaning
The act of destroying or ruining something, often evidence or property.
Example
The court punished the company for the spoliation of evidence.
法院因公司破坏证据而惩罚了该公司。
C1 verb, adjective, noun /spruːs/

spruce

整理 / 一种树
Meaning
to make neat or tidy in appearance; also refers to an evergreen tree
Example
He spruced up his room before the guests arrived.
他在客人到达之前整理了他的房间。
C2 adjective /ˈspɔːrtɪv/

sportive

运动的
Meaning
Playful, lively, or full of fun.
Example
The children were in a sportive mood during the picnic.
孩子们在野餐时都很运动。
B2 adjective /ˌsʌp.lɪˈmen.tər.i/

Supplementary

补充的; 附加的; 额外的
Meaning
completing or making an addition to something; additional; extra
Example
Students need to buy supplementary books for the course.
学生需要为课程购买补充书籍。
B2 adjective /ˈslɪp.ər.i/

Slippery

湿滑的
Meaning
smooth and difficult to hold; causing sliding or slipping
Example
The wet floor was very slippery after cleaning.
清洁后地板非常湿滑。
C1 adjective /ˈsɜːrpənˌtiːn/

serpentine

蛇形的
Meaning
Having the shape, movement, or qualities of a serpent; winding or twisting.
Example
The road took a serpentine path through the mountains.
这条路穿过山脉，呈蛇形蜿蜒。
C1 noun /ˈʃɜːrbət/

sherbet

雪葩
Meaning
a sweet flavored drink or a frozen dessert made from sweetened fruit juice
Example
On hot days, she enjoys a glass of lemon sherbet.
在炎热的日子里，她喜欢喝一杯柠檬雪葩。
C1 adjective /smʌɡ/

smug

自负
Meaning
having or showing an excessive pride in oneself or one's achievements
Example
He wore a smug smile after winning the debate.
他在赢得辩论后，露出了自负的笑容。
A1 verb /seɪ/

say

说
Meaning
to speak words; to express something in words
Example
She said hello to me.
她对我说了你好。
C1 adjective /ˈskɛtʃi/

sketchy

不完整
Meaning
not thorough or detailed; suspicious or unsafe
Example
The details of the project were still sketchy.
项目的细节仍然不完整。
B2 noun /sɛnt/

scent

香气
Meaning
a distinctive smell, especially a pleasant one
Example
The scent of roses filled the garden.
玫瑰的香气充满了花园。
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 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。
A1 adjective /ˈsɪmpəl/

Simple

简单的; 容易的; 不复杂
Meaning
easy to understand or do; not complicated
Example
This is a simple recipe that anyone can follow.
这是一个简单的食谱，任何人都可以跟随。
B1 noun /ˈspæroʊ/

Sparrow

麻雀
Meaning
small brown and grey bird commonly found in cities and towns
Example
The sparrow chirped cheerfully from the tree branch.
麻雀愉快地从树枝上啁啾。
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.
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。
A1 verb /sliːp/

sleep

睡觉
Meaning
to rest with eyes closed and reduced consciousness; to be inactive
Example
I need to sleep for eight hours every night.
我需要每晚睡八小时。
C1 verb /sɪndʒ/

singe

轻微燃烧
Meaning
To burn something superficially or lightly, especially at the edges.
Example
The fire singed his eyebrows.
火焰烧焦了他的眉毛。
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 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。
B2 noun /ˈspəʊkswɪmən/

spokeswoman

发言人女性
Meaning
a woman who speaks on behalf of a group or organization
Example
The spokeswoman for the company announced the new product.
公司的发言人宣布了新产品。
C2 noun /ˈsɪnjuː/

sinew

肌腱
Meaning
A tendon; figuratively, the source of strength, power, or resilience.
Example
The sinews in his arms stood out as he lifted the heavy box.
当他举起沉重的箱子时，他手臂上的肌腱明显凸出。
C1 adjective /sɪər/

Sear

枯萎的; 烧焦的; 干枯的
Meaning
withered; dried up; burned or scorched
Example
The sear leaves fell from the trees in autumn.
秋天枯萎的叶子从树上掉下来。
C1 noun /ˌsɛlfsəˈfɪʃənsi/

Self-sufficiency

自给自足
Meaning
the ability to supply one's own needs without external assistance; independence
Example
The farm achieved complete self-sufficiency in food production.
农场在食品生产中实现了完全的自给自足。
B2 adjective /ˈspaɪ.rəl/

Spiral

螺旋
Meaning
winding in a continuous curve; helical
Example
The spiral staircase led to the top floor.
螺旋楼梯通向了最上面的一层。
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。
C1 adjective /ˈspʌndʒi/

Spongy

海绵状
Meaning
soft and full of holes like a sponge; porous
Example
The cake had a light and spongy texture.
蛋糕有轻盈而海绵状的质地。
B2 noun sɛlf rɪˈlaɪ.əns

self-reliance

自给自足
Meaning
Reliance on one's own powers and resources rather than those of others; independence.
Example
Self-reliance helps build confidence.
自给自足帮助建立自信。
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。
A1 verb /sɪt/

sit

坐
Meaning
to rest in a seated position; to be located
Example
Please sit down and make yourself comfortable.
请坐下并让自己舒服。
B2 noun /ˈsɪmfəni/

Symphony

交响曲
Meaning
an elaborate musical composition for full orchestra, typically in four movements
Example
The orchestra performed Beethoven's Fifth Symphony.
乐团演奏了贝多芬的第五交响曲。
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 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 adverb /ˈsɪmɪlərli/

similarly

类似地
Meaning
in a similar way
Example
Similarly, we can achieve success with dedication and hard work.
以相似的方式，我们可以通过奉献和努力工作取得成功。
B2 noun /ˈsɛnət/

senate

参议院
Meaning
a legislative or governing body, typically the upper chamber in a bicameral legislature
Example
The senate voted in favor of the new healthcare bill.
参议院投票支持新的医疗保健法案。
C2 adjective /sɪˈlæbɪk/

syllabic

音节的
Meaning
Relating to or based on syllables.
Example
The teacher explained the syllabic structure of the word.
老师解释了这个词的音节结构。
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 noun /ˈskævɪndʒər/

scavenger

食尸者 / 垃圾收集者
Meaning
an animal or person that feeds on dead or discarded material
Example
Vultures are natural scavengers that clean up the environment.
秃鹫是自然的清道夫，清理环境。
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 verb/noun /ˈswæɡ.ər/

swagger

傲慢
Meaning
To walk or behave in a very confident and arrogant way.
Example
He swaggered into the room as if he owned the place.
他走进房间，好像他是这个地方的主人。
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 /sɒmˈnæmbjʊlɪst/

somnambulist

嗣眠者
Meaning
A person who sleepwalks.
Example
The somnambulist wandered out of the house at night.
嗣眠者晚上走出屋外。
C1 noun /ˈsteɪl.meɪt/

stalemate

僵局
Meaning
A situation in which no progress can be made or no party can win.
Example
Negotiations ended in a stalemate.
谈判陷入了僵局。
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。
A2 noun /ˈsoʊldʒərz/

soldiers

Meaning
members of an army who serve their country in war or peace
Example
The soldiers marched proudly down the street.
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。
A2 verb /səˈpɔːrt/

support

支持
Meaning
to help or assist someone; to hold up or bear the weight of something
Example
The family will support their son through his studies.
家庭将支持他们的儿子完成学业。
C1 adjective /ˈsɒmbər/

somber

阴沉
Meaning
Dark or dull in color or tone; gloomy or serious.
Example
The funeral had a somber atmosphere.
葬礼有一种阴沉的气氛。
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。
A2 noun /ˈspaɪ.dər/

Spider

蜘蛛
Meaning
a small creature with eight legs that makes webs to catch insects
Example
The spider caught a fly in its web.
蜘蛛在它的网中抓住了一只苍蝇。
C1 verb /ˈsaɪdˌtræk/

sidetrack

分心
Meaning
To distract from the main subject or activity.
Example
She was sidetracked by an unexpected phone call.
她被一个意外的电话打断了。
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。
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。
C2 noun /sɪlf/

sylph

空灵精灵
Meaning
A mythical spirit of the air; also refers to a slender, graceful woman.
Example
She moved across the stage like a sylph, light and graceful.
她像一个空灵精灵一样轻盈而优雅地在舞台上移动。
B2 adjective /ˈstʌnɪŋ/

stunning

令人惊叹
Meaning
extremely impressive or attractive
Example
The view from the top of the mountain was absolutely stunning.
从山顶看到的景色简直令人惊叹。
A2 noun /ˈsɒftweə/

software

软件
Meaning
the programs and other operating information used by a computer
Example
He installed the software to enhance the performance of his computer.
他安装了软件以提高计算机的性能。
C1 verb /ʃɪə/

shear

修剪
Meaning
to cut the wool off a sheep or to cut something with sharp tools like scissors or shears
Example
The farmer will shear the sheep in the spring.
农民将在春天修剪羊毛。
B2 noun /ˈsikwəl/

Sequel

续集
Meaning
a published, broadcast, or recorded work that continues the story or develops the theme of an earlier one; something that takes place after or as a result of an earlier event
Example
The movie sequel was even more successful than the original.
这部电影的续集比原作更成功。
C1 noun /sʌˈmeɪʃən/

summation

总和, 摘要
Meaning
The process of adding things together; a summary of points.
Example
The lawyer gave a powerful summation of the case.
律师对案件进行了有力的总结。
C1 adjective /ʃrɪl/

shrill

尖锐的声音
Meaning
High-pitched and piercing in sound.
Example
The shrill whistle startled everyone in the room.
尖锐的哨声让房间里的每个人都吓了一跳。
C2 noun /səbˈdʌk.ʃən/

subduction

地壳的一个层次向下移动，进入下方的地幔。
Meaning
The lateral and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
Example
The Pacific Ring of Fire is an area of intense subduction.
太平洋火环是一个强烈的俯冲区域。
C2 noun/verb /ˈsoʊdʒɜrn/

sojourn

短暂停留
Meaning
A temporary stay at a place; to stay temporarily
Example
She enjoyed a brief sojourn in Paris during the summer.
她在夏天享受了在巴黎的短暂逗留。
A1 verb /steɪ/

stay

停留
Meaning
to remain in the same place; to continue being
Example
Please stay here until I return.
请留在这里直到我回来。
B2 adjective /swɪft/

swift

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