sadly
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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。
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。
C1 adjective /ˈskænti/

Scanty

尺寸或数量小；不足；勉强足够
Meaning
small in size or amount; insufficient; barely adequate
Example
The refugee camp had scanty food supplies.
难民营的食物供应非常少。
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 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 /ˌsəʊʃəˈbɪləti/

sociability

社交性
Meaning
The quality or state of being sociable; friendliness.
Example
Her sociability made her popular in the office.
她的社交性使她在办公室中非常受欢迎。
C1 noun /ˈskrɪmɪdʒ/

scrimmage

练习赛
Meaning
A practice game or informal match, often in sports, especially football.
Example
The team had a scrimmage before the official season started.
在正式赛季开始之前，球队进行了一场练习赛。
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 noun/verb /ˈsɜːveɪ/

survey

调查，问卷调查
Meaning
noun: an examination or inspection; verb: to examine or measure (an area or subject)
Example
They conducted a survey to understand customer preferences.
他们进行了一项调查，以了解客户的偏好。
C1 verb/noun /skɒtʃ/

scotch

结束 / 苏格兰威士忌
Meaning
to put an end to something; also a type of whisky
Example
The report scotched the rumors of a merger.
报告停止了关于合并的谣言。
B2 verb, noun /sniːz/

sneeze

打喷嚏
Meaning
to expel air involuntarily from the nose and mouth due to irritation; the act of sneezing
Example
I had to sneeze during the meeting.
我在会议中不得不打喷嚏。
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。
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。
B1 noun /ʃeɪm/

Shame

羞耻
Meaning
a painful feeling of humiliation or distress; something regrettable
Example
He felt deep shame for his dishonest behavior at work.
他因在工作中的不诚实行为感到深深的羞耻。
C1 noun ˌsætʃəˈreɪʃən

saturation

饱和
Meaning
The state of being saturated; the degree or extent to which something is dissolved or absorbed
Example
The saturation of the market with similar products reduced sales.
市场上的类似产品饱和度降低了销售额。
C1 noun /ˈskeɪ.biːz/

Scabies

疥疮
Meaning
a contagious skin disease caused by mites that causes intense itching
Example
The doctor diagnosed him with scabies after examining the rash.
医生在检查了皮疹后诊断他为疥疮。
C1 noun /səˈbætɪkəl/

sabbatical

用于学习或旅行的休假期
Meaning
A period of paid leave granted to a teacher or worker for study or travel, traditionally every seventh year.
Example
She took a sabbatical to research her new book.
她为了研究她的新书而休了一个萨巴提卡尔假期。
B2 noun /səˈspɛnʃən/

suspension

停赛
Meaning
The act of temporarily stopping something; also refers to a system in vehicles that absorbs shock.
Example
The player received a three-game suspension for misconduct.
该球员因不当行为被禁赛三场。
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 noun /strɔː/

straw

稻草或吸管
Meaning
a thin tube for sucking up liquids; dried stalks of grain plants
Example
She drank the juice through a straw.
她通过吸管喝了果汁。
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。
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 noun /ˈsaɪd.laɪn dɪˈskʌʃənz/

sideline discussions

边缘讨论
Meaning
Informal or secondary conversations that occur outside the main agenda of a formal meeting.
Example
Sideline discussions often lead to agreements.
边缘讨论常常导致协议。
A2 noun ˈsɜːvɪsɪz

services

服务
Meaning
The action of helping or doing work for someone.
Example
Services in the healthcare industry are essential for well-being.
医疗行业的服务对于健康至关重要。
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。
C1 noun /ˈstændˌstɪl/

standstill

停滞
Meaning
a situation in which all movement or activity stops
Example
The traffic came to a standstill after the accident.
事故发生后，交通陷入了停滞。
B1 noun /ˈsteɪtəs/

status

状态
Meaning
the social or professional position or condition of someone or something
Example
His social status improved after the promotion.
他的社会地位在晋升后得到了改善。
C1 verb /swɜːrv/

swerve

突然转向
Meaning
to change direction suddenly, especially to avoid hitting something
Example
The car swerved to avoid the dog.
汽车为了避免撞到狗而突然转向。
C2 noun /ˈstrɪplɪŋ/

stripling

年轻人
Meaning
a young man who is not yet fully grown
Example
The stripling dreamed of becoming a brave knight.
那个年轻人梦想成为一个勇敢的骑士。
B1 noun /ˈspeʃəlɪst/

Specialist

专家
Meaning
a person who has specialized knowledge or training in a particular area; an expert
Example
She consulted a heart specialist about her condition.
她就自己的情况咨询了一位心脏专家。
C1 adjective /ˈstɛriəˌtaɪpt/

stereotyped

刻板的
Meaning
Conforming to a fixed or oversimplified idea of what someone or something is like.
Example
His stereotyped jokes failed to impress the audience.
他的刻板笑话未能给观众留下深刻印象。
B1 noun /stoʊv/

Stove

炉子
Meaning
a kitchen appliance used for cooking food by applying heat
Example
She cooked dinner on the gas stove.
她在煤气炉上做晚餐。
C1 verb/noun /snɑːrl/

snarl

咆哮，堵塞
Meaning
to growl aggressively with bared teeth; a tangle or mess
Example
The dog snarled at the stranger near the gate.
狗对门口的陌生人咆哮。
C2 adjective /səˈdʒɛstəbəl/

suggestible

易受影响的
Meaning
easily influenced by the suggestions of others
Example
Children are highly suggestible and may believe what they are told.
孩子们很容易受到影响，可能会相信他们被告知的事情。
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。
C1 noun /sɪlt/

silt

泥沙
Meaning
Fine sand, clay, or other material carried by running water and deposited as a sediment.
Example
The river deposited layers of silt along its banks.
河流在其河岸上沉积了层层的泥沙。
C1 verb /ˈstaɪfəld/

stifled

压制
Meaning
to suppress, hold back, or prevent something from happening
Example
He stifled a laugh during the serious meeting.
他在严肃的会议中压制了笑声。
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 noun /ˈsɛnətər/

senator

参议员
Meaning
a member of a senate, especially in a legislative body
Example
The senator spoke passionately about environmental policies.
参议员激情地谈论环境政策。
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。
B1 noun /ˈsɛtʌp/

setup

设置
Meaning
an arrangement of things or the way in which something is organized or prepared
Example
The setup of the event took hours to complete.
事件的设置花了几个小时完成。
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。
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。
C1 verb /skwiːl/

squeal

尖叫
Meaning
to make a high-pitched cry; to inform on someone
Example
The children squealed with delight when they saw the surprise.
孩子们看到惊喜时高兴地尖叫。
C1 verb /spɜːr/

spur

激励 / 鼓励
Meaning
To encourage or motivate someone to take action.
Example
The teacher's praise spurred him to study harder.
教师的表扬激励他更加努力学习。
B2 noun ˌsænɪˈteɪʃən

sanitation

卫生
Meaning
Conditions relating to public health, especially the provision of clean drinking water and adequate sewage disposal.
Example
Good sanitation practices are key to preventing infestations.
良好的卫生实践是防止侵扰的关键。
B2 noun /sɪˈver.ə.ti/

Severity

严重性; 严厉; 强度
Meaning
the quality of being extremely serious or harsh; intensity of something bad
Example
The severity of the storm caused widespread damage across the city.
风暴的严重性在整个城市造成了广泛的破坏。
C2 noun /ʃiːt fɪʃ/

Sheat-fish

鲶鱼
Meaning
A large freshwater catfish with a broad flat head and long barbels
Example
The sheat-fish is one of the largest freshwater fish in South Asia.
鲶鱼是南亚最大的淡水鱼之一。
A2 verb /ˈsetəl/

settle

定居
Meaning
to resolve; to establish residence; to calm down
Example
They decided to settle in a quiet village.
他们决定在一个安静的村庄定居。
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 /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。
A1 noun /snoʊ/

Snow

幸福
Meaning
white frozen water that falls from clouds as soft flakes
Example
The children played happily in the fresh snow.
孩子们在新鲜的雪地上开心地玩耍。
B1 noun /ˈsoʊ.lər ˌsɪs.təm/

Solar system

太阳系
Meaning
the sun and all the planets, moons, asteroids and other objects that orbit around it
Example
Our solar system has eight planets orbiting the sun.
我们的太阳系有八个行星围绕太阳旋转。
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。
C1 adjective /ˌsækrɪˈfɪʃəl/

sacrificial

祭献的
Meaning
Relating to or involving sacrifice.
Example
The lamb was used as a sacrificial offering in the ritual.
这只羊在仪式中被用作祭献的礼物。
C1 noun /ˈsɪk.əl/

Sickle

镰刀
Meaning
a tool with a curved metal blade and short handle used for cutting grain crops
Example
The farmer harvested wheat using a traditional sickle.
农民用传统的镰刀收割小麦。
C2 noun /ˈsɒlɪˌsɪzəm/

solecism

语法错误
Meaning
a grammatical mistake in speech or writing; a breach of good manners or etiquette
Example
His speech was full of solecisms and awkward phrases.
他的演讲充满了语法错误和笨拙的短语。
B1 noun /swɒn/

Swan

天鹅
Meaning
a large waterbird with a long curved neck and usually white plumage
Example
The elegant swan glided silently across the water.
那只优雅的天鹅静静地滑过水面。
C1 noun /ˈstɪm.jʊ.laɪ/

stimuli

刺激物
Meaning
Things that create reactions or provide motivation.
Example
Bright light and loud sounds are common stimuli for alertness.
明亮的光和大声的声音是常见的刺激物，可以保持警觉。
A1 noun /ˈsʌn.deɪ/

sunday

星期天
Meaning
The day of the week between Saturday and Monday; often considered a day of rest or worship.
Example
We usually relax at home on Sunday.
我们通常在星期天在家休息。
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。
C1 noun ˈsɪn.tæks

syntax

语法
Meaning
The arrangement of words and phrases to create well-formed sentences in a language.
Example
Programming languages follow strict syntax rules.
编程语言遵循严格的语法规则。
C1 noun, verb /ˈskʌf.əl/

scuffle

冲突
Meaning
a short, confused fight or struggle; to engage in such a fight
Example
Two players scuffled on the field after the foul.
两名球员在犯规后在场上发生了冲突。
C1 adjective /suːˈpɜːr.flu.əs/

superfluous

多余的
Meaning
Unnecessary, especially through being more than enough.
Example
His speech contained too many superfluous details.
他的演讲包含了太多多余的细节。
B2 noun /ˈsɜːr.plʌs/

surplus

盈余
Meaning
An amount that is more than what is needed.
Example
The country has a surplus of food this year.
今年该国的食品盈余。
B2 verb /ˈsmʌɡəl/

smuggle

Meaning
to move goods illegally into or out of a country
Example
The gang tried to smuggle gold across the border.
A1 noun /ˈswɪmɪŋ/

swimming

游泳
Meaning
the activity or sport of moving through water using the limbs
Example
Swimming is a great way to stay fit and healthy.
游泳是保持健康和身体健康的好方法。
C1 noun /ˈsɒlstɪs/

solstice

至点
Meaning
the two times in the year when the sun is at its greatest distance from the equator (summer and winter solstice)
Example
People celebrate the summer solstice with festivals and rituals.
人们通过节日和仪式庆祝夏至。
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。
B2 adjective ˈsɑːləm

solemn

庄严
Meaning
Formal and dignified; characterized by deep sincerity.
Example
The day begins with a solemn ceremony at the memorial.
这一天从纪念馆的庄重仪式开始。
B2 verb /ˈsʌməraɪz/

summarize

总结
Meaning
To give a brief statement of the main points of something
Example
She summarized the report in just a few minutes.
她在几分钟内总结了报告。
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 verb /ˈʃɪmər/

shimmer

闪烁
Meaning
To shine with a soft, wavering light.
Example
The lake shimmered under the moonlight.
湖泊在月光下闪烁。
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 /skraɪb/

scribe

抄写员
Meaning
a person who writes documents, especially in ancient times; a professional copyist
Example
In ancient Egypt, scribes recorded important events.
在古埃及，抄写员记录了重要的事件。
A2 noun /spiːtʃ/

Speech

演讲; 演说;
Meaning
formal address or discourse delivered to an audience; the expression of thoughts in spoken words
Example
The president gave an inspiring speech to the nation.
总统向国家发表了鼓舞人心的演讲。
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。
B1 adjective /ˈsæt.ɪs.fæk.tər.i/

Satisfactory

令人满意的
Meaning
acceptable; meeting requirements; adequate
Example
The test results were satisfactory.
测试结果令人满意。
C1 verb /smɪr/

smear

涂抹 / 诽谤
Meaning
to spread or apply a substance messily; to damage someone's reputation with false or unfair words
Example
The child smeared paint across the wall.
孩子把油漆涂在墙上。
B2 noun /sɪnˈserɪti/

Sincerity

真诚
Meaning
the quality of being free from pretense or deceit; honesty
Example
His sincerity in apologizing was evident to everyone.
他在道歉时的真诚对所有人都显而易见。
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。
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。
A1 adjective /ˈspɛʃəl/

special

特别
Meaning
different from what is usual; better or greater than normal
Example
This gift is very special to me.
这份礼物对我来说非常特别。
B2 adjective /səkˈsɛsɪv/

Successive

连续的; 连续的
Meaning
following one after the other in order; consecutive
Example
The team won three successive matches.
球队赢得了三场连续的比赛。
C1 noun səˈsteɪ.nə.bəl tekˈnɒl.ə.dʒi

sustainable technology

可持续技术
Meaning
Technology designed to meet present needs without compromising future generations' ability to meet their needs.
Example
Sustainable technology ensures a cleaner future.
可持续技术确保更清洁的未来。
B2 noun /ˌsɛlf rɪˈspɛkt/

self-respect

自尊
Meaning
A feeling of pride and confidence in oneself; self-worth.
Example
She refused to compromise her self-respect by accepting unfair treatment.
她拒绝通过接受不公平的待遇来妥协自己的自尊。
A1 adjective /ˈsɔːri/

sorry

对不起
Meaning
feeling regret or sympathy
Example
She felt sorry for what had happened.
她为发生的事情感到抱歉。
B2 noun ˈsəʊ.ʃəl ˈdʒʌs.tɪs

social justice

社会正义
Meaning
Justice in terms of the distribution of wealth, opportunities, and privileges within a society.
Example
Social justice ensures equality of opportunity.
社会正义确保平等的机会。
C1 adjective /ˈstraɪ.dənt/

strident

刺耳的, 嘈杂的
Meaning
loud and harsh; presenting a point of view in a forceful way
Example
His strident voice made the debate uncomfortable.
他刺耳的声音让辩论变得不舒服。
C2 noun /ˈʃʊərəti/

surety

担保人
Meaning
a person who takes responsibility for another's performance of an undertaking, such as appearing in court or paying a debt
Example
The landlord required a surety before renting the apartment.
房东在出租公寓之前要求提供保证人。
B2 verb /ˈstrɛŋkθən/

strengthen

增强
Meaning
To make or become stronger.
Example
Communication can strengthen bonds between people.
沟通可以增强人们之间的联系。
B1 noun /seɪk/

Sake

原因; 理由;
Meaning
purpose or reason for doing something; benefit or interest
Example
She worked overtime for the sake of her family's future.
她为了家人的未来加班。
C1 noun /ˈskaɪ.lɑːrk/

Sky-Lark

云雀
Meaning
a small brown bird known for singing while flying high in the sky
Example
The skylark sang beautifully as it soared above the meadow.
当云雀飞翔在草地上方时，它美丽地歌唱。
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。
A2 noun /suːt/

suit

西装
Meaning
a set of clothes made of the same fabric, usually consisting of trousers and a jacket
Example
He wore a black suit to the wedding.
他穿着黑色西装参加婚礼。
B1 noun /slaɪd/

Slide

滑梯
Meaning
a smooth surface for sliding down; a piece of playground equipment
Example
The children enjoyed playing on the slide at the park.
孩子们在公园的滑梯上玩得很开心。
C2 noun /ˈsælvər/

salver

银托盘
Meaning
A tray, typically made of silver, used for serving food or drinks.
Example
The butler brought in the tea on a silver salver.
管家将茶水放在银托盘上端来。
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。
B1 noun ˈstrætədʒi

strategy

战略
Meaning
A plan of action designed to achieve a long-term or overall aim.
Example
The strategy ensured success.
该战略确保了成功。
B1 verb /ˈsɪzər/

scissor

用剪刀剪
Meaning
to cut with or as if with scissors
Example
The tailor scissored the fabric neatly.
裁缝整齐地剪了布料。
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。
B2 noun sɔɪl ɪˈrəʊʒən

soil erosion

土壤侵蚀
Meaning
The wearing away of topsoil by water, wind, or other natural forces.
Example
Soil erosion can lead to the loss of fertile land.
土壤侵蚀可能导致肥沃土地的流失。
B2 adjective /saʊər/

Sour

酸
Meaning
having an acid taste like lemon or vinegar; unpleasant or disagreeable
Example
The milk has gone sour and smells terrible.
牛奶变酸了，闻起来很难闻。
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。
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 noun /ˈʃed.juːl/

Schedule

日程安排; 计划;
Meaning
a plan that lists things or events and the times when they will happen; timetable
Example
Please check your schedule before confirming the meeting time.
请在确认会议时间前查看您的时间表。
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。
A2 noun /ˈsɪl.vər/

Silver

银
Meaning
a shiny white precious metal used for making jewelry and ornaments
Example
The silver ring sparkled in the sunlight.
银戒指在阳光下闪闪发光。
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 adjective səˈsaɪ.ə.təl

societal

社会的
Meaning
Relating to society or social relationships.
Example
Societal benefits of space tourism are under debate.
太空旅游的社会效益正在辩论中。
A2 noun səkˈsɛs

success

成功
Meaning
The accomplishment of an aim or purpose; the attainment of popularity or profit
Example
Success requires focus and determination.
成功需要专注和决心。
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。
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 /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。
C1 verb /ˈskwɒndər/

squander

浪费
Meaning
to waste money, time, or opportunities in a careless way
Example
He squandered his inheritance on gambling.
他把遗产浪费在赌博上。
C2 noun /ˈsɛm.ɪ.nɛr.i/

seminary

神学院
Meaning
A school or college for training priests, ministers, or rabbis.
Example
He decided to enroll in a seminary to study theology.
他决定报名参加神学院，学习神学。
B2 adjective /səbˈstæn.ʃəl/

Substantial

实质的; 相当的; 重要的
Meaning
large in size, amount, or importance; considerable; significant
Example
There was a substantial increase in sales this quarter.
本季度销售量有了显著增加。
C1 noun, verb /spreɪn/

sprain

扭伤
Meaning
an injury to a joint in which the ligaments are stretched or torn
Example
She sprained her ankle while running in the park.
她在公园跑步时扭伤了脚踝。
B2 noun /ˈʃuːtɪŋ/

shooting

拍摄
Meaning
the action of shooting a gun, camera, or similar device
Example
The shooting of the movie took several months.
电影的拍摄花费了几个月的时间。
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。
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。