C1 noun /ˈlɔːsuːt/

lawsuit

诉讼

Meaning

a legal case brought to a court of law by one person against another

Example

The company faced a lawsuit over false advertising.

公司因虚假广告而面临诉讼。

C1 noun /ˌloʊ.kəˈmoʊ.tɪv/

locomotive

机车

Meaning

A powered rail vehicle used for pulling trains.

Example

The old steam locomotive was restored for the museum.

这辆老式蒸汽机车已恢复供博物馆使用。

C1 verb /lætʃ/

latch

上锁

Meaning

to fasten or close something with a latch

Example

She latched the door before leaving the house.

她在离开房子之前把门锁上了。

C1 noun /ˈliːniənsi/

leniency

宽容

Meaning

The quality of being more merciful or tolerant than expected.

Example

The judge showed leniency in his ruling.

法官在判决中表现出宽容。

C1 noun /liːs/

Lease

租赁合同

Meaning

a contract by which one party conveys land, property, services, etc. to another for a specified time, usually in return for a periodic payment

Example

They signed a two-year lease for the apartment.

他们签署了两年的公寓租赁合同。

C1 verb /ˈlɪkwɪdeɪt/

liquidate

清算

Meaning

To sell assets in order to pay off debts; to close a business and convert assets into cash.

Example

The company decided to liquidate its assets to pay creditors.

公司决定清算其资产以支付债权人。

C1 noun /læʃ/

Lash

睫毛; 鞭打

Meaning

an eyelash; a sharp blow with a whip or rope; to strike forcefully

Example

She carefully applied mascara to make her lashes look longer and darker.

她小心地涂抹睫毛膏，使她的睫毛看起来更长更黑。

C1 noun, adjective /ˈlæksətɪv/

laxative

泻药

Meaning

A medicine or substance that stimulates bowel movements; tending to loosen or relieve constipation.

Example

The doctor prescribed a mild laxative for her condition.

医生为她的病情开了轻度泻药。

C1 verb /lɜːrk/

lurk

潜伏

Meaning

to remain hidden so as to wait for an opportunity to attack or observe

Example

A stranger lurked in the shadows.

一个陌生人潜伏在阴影中。

C1 noun /ˈlaɪm.laɪt/

Limelight

公众关注的焦点；通过加热石灰圆筒产生的明亮光

Meaning

the focus of public attention; a bright light produced by heating a cylinder of lime

Example

The celebrity enjoyed being in the limelight.

明星享受站在聚光灯下。

C1 adjective ˈluː.sɪd

lucid

清晰且易于理解

Meaning

Clear and easily understandable thoughts or explanations.

Example

His explanation was so lucid that everyone understood it.

他的解释如此清晰，以至于每个人都理解了。

C1 verb /ˈlæmɪˌneɪt/

laminate

覆膜

Meaning

to cover or enclose something with a protective layer, usually plastic

Example

She laminated her important documents to protect them from damage.

她把重要的文件进行了塑料封面处理，以保护它们免受损坏。

C1 verb /lʊər/

lure

诱惑

Meaning

to attract or tempt someone, often by offering something appealing

Example

The advertisement lured customers with promises of discounts.

广告通过承诺折扣诱使顾客。

C1 noun /lɔnˈdʒɛvəti/

longevity

长寿

Meaning

Long life or long existence of something.

Example

Good habits contribute to health and longevity.

良好的习惯有助于健康和长寿。

C1 noun /ˈliːdʒən/

legion

一大群人，特别是士兵；大量

Meaning

a large group of people, especially soldiers; a great number

Example

The Roman army was divided into legions.

罗马军队被划分为军团。

C1 noun /lʌmp/

Lump

块; 团; 块状物

Meaning

a compact mass of a substance, especially one without a definite or regular shape

Example

She found a lump of sugar in the bowl.

她在碗里发现了一块糖。

C1 noun /liˈeɪzɒn/

liaison

联络人

Meaning

communication or cooperation between people or groups for a smooth working relationship

Example

She works as a liaison between the company and its clients.

她在公司与客户之间担任联络人。

C1 adverb /ˈleŋθ.waɪz/

Lengthwise

沿长度方向; 沿最长的维度

Meaning

in the direction of the length; along the longest dimension

Example

Fold the paper lengthwise to make it easier to carry.

沿着长度将纸张对折，这样便于携带。

C1 noun/adjective /ˈluː.nə.tɪk/

lunatic

疯子

Meaning

A person who is insane or acting in a foolish or reckless way; also used as an adjective meaning insane.

Example

The driver was driving like a lunatic on the highway.

司机在高速公路上像疯子一样开车。

C1 verb /ˈlɪbəreɪt/

liberate

解放

Meaning

to set free from imprisonment, oppression, or restraint

Example

The army liberated the city from enemy control.

军队从敌人控制中解放了城市。

C1 noun /luː/

lieu

代替

Meaning

Instead of; in place of.

Example

He gave money in lieu of flowers.

他给了钱代替花。

C1 noun /lɪˈbiːdoʊ/

libido

性欲

Meaning

Sexual desire or drive.

Example

Stress can sometimes lower a person's libido.

压力有时会降低一个人的性欲。

C1 noun /ˈlʌɡ.ɪdʒ væn/

Luggage van

行李车

Meaning

a vehicle designed for carrying luggage and cargo

Example

The luggage van carried all the passengers' suitcases.

行李车载着所有乘客的行李箱。

C1 adjective ˈleɪ.tənt

latent

潜在的或隐藏的

Meaning

Existing but not yet developed or manifested; hidden potential.

Example

His artistic talent remained latent for years.

他的艺术才华多年来一直处于潜在状态。

C1 noun /lɪˈkjʊər/

liqueur

甜酒

Meaning

A strong, sweet alcoholic drink flavored with fruits, herbs, or spices.

Example

She served a small glass of cherry liqueur after dinner.

她在晚餐后提供了一小杯樱桃利口酒。

C1 noun /ləˈɡuːn/

lagoon

湖泊

Meaning

A shallow body of water separated from the sea by sandbars or reefs.

Example

We swam in the calm waters of the lagoon.

我们在湖泊的平静水域游泳。

C1 noun /ˈlɪrɪk/

lyric

歌词

Meaning

the words of a song or a short poem that expresses personal feelings

Example

She memorized every lyric of her favorite song.

她记住了她最喜欢的歌曲的每一首歌词。

C1 noun /ˈleɪˌpɜːrsən/

layperson

外行人

Meaning

A person who is not a member of the clergy or does not have specialized knowledge in a subject.

Example

The judge explained the law so that the layperson could understand.

法官解释了法律，使外行人也能理解。

C1 noun /ˈliːʒən/

lesion

损伤

Meaning

An area of damage or abnormal change in the tissue of an organism, often caused by injury or disease.

Example

The doctor examined the skin lesion carefully.

医生仔细检查了皮肤上的损伤。

C1 adjective lɪŋˈɡwɪs.tɪk

linguistic

语言学的

Meaning

Related to language or linguistics; concerning the scientific study of language.

Example

The AI model learns from linguistic patterns.

这个AI模型从语言学模式中学习。

C1 adjective /ˈluː.krə.tɪv/

lucrative

有利可图

Meaning

Producing a great deal of profit; highly profitable or financially rewarding.

Meaning

to make an abrupt, unsteady, or uncontrolled movement; a sudden movement or stagger

Example

The bus lurched forward as the driver hit the brakes.

C1 noun /ˈlɛdʒɪsleɪtər/

legislator

立法者

Meaning

a person who makes laws, especially a member of a legislative body

Example

The legislator introduced a bill to improve healthcare.

立法者提出了一项改善医疗保健的法案。

C1 verb /ˈlʌmbər/

lumber

笨重行走

Meaning

to move in a slow, heavy, awkward way

Example

The bear lumbered through the forest in search of food.

那只熊在森林中沉重地走着寻找食物。

C1 adjective /ˈlæv.ɪʃ/

Lavish

奢华; 奢侈; 慷慨

Meaning

expensive; elaborate; extravagant; generous

Example

The wedding was a lavish celebration with hundreds of guests.

婚礼是一场奢华的庆祝活动，邀请了数百名宾客。

C1 noun /ˌlaɪ.sənˈsiː/

Licensee

许可证持有者

Meaning

a person or organization that holds a license to do something

Example

The licensee is responsible for following all regulations.

许可证持有者负责遵守所有规定。

C1 noun /ˈlæt.ɪ.tuːd/

Latitude

纬度

Meaning

the angular distance of a place north or south of the earth's equator; freedom to act or think

Example

The GPS device showed our exact latitude and longitude coordinates on the map.

GPS设备在地图上显示了我们的准确纬度和经度坐标。

C1 noun /ˈlɪɡ.əmənt/

ligament

韧带组织

Meaning

A tough band of tissue that connects bones at a joint.

Example

He tore a ligament in his knee while playing football.

他在踢足球时撕裂了膝盖的韧带。

C1 noun /ˈlʌstər/

luster

光泽

Meaning

a gentle sheen or soft glow, especially from a polished surface

Example

The diamond had a brilliant luster.

钻石有着耀眼的光泽。

C1 noun ˈlaɪv.li.hʊd

livelihood

生计

Meaning

A means of securing the necessities of life; a way of making a living.

Example

Fishing is the primary livelihood of coastal communities.

捕鱼是沿海社区的主要生计。

C1 adjective /ˈlɪvɪd/

livid

愤怒的

Meaning

Extremely angry; furious.

Example

She was livid when she found out about the betrayal.

当她发现背叛时，她愤怒不已。

C1 noun /ˈlɪŋɡwɪst/

linguist

语言学家

Meaning

A person skilled in foreign languages or in the scientific study of language.

Example

She is a linguist who speaks six languages fluently.

她是一位能流利讲六种语言的语言学家。

C1 verb, adjective, noun /lɪmp/

limp

跛行 / 虚弱

Meaning

to walk with difficulty, often due to injury or weakness; lacking strength or firmness.

Example

He limped after injuring his ankle.

他在伤到脚踝后跛行。

C1 noun /ˌluː.mɪˈnɒs.ɪ.ti/

luminosity

光度

Meaning

The intrinsic brightness of a celestial object; the quality of emitting light.

Example

The luminosity of the star was measured with advanced instruments.

星星的光度通过先进的仪器进行了测量。

C1 adjective /ˈlætərəl/

lateral

侧面

Meaning

Relating to the side or sideways movement.

Example

The football player made a quick lateral pass.

足球运动员做了一个快速的侧面传球。

C1 verb /ˈluːbrɪkeɪt/

lubricate

润滑

Meaning

to apply oil or grease to reduce friction between surfaces

Example

The mechanic lubricated the car engine parts.

机械师为汽车发动机部件上了润滑油。

C1 adjective /ˈlʌʃəs/

luscious

美味的

Meaning

deliciously sweet or rich; highly appealing to the senses

Example

She served a luscious chocolate cake.

她端上了一块美味的巧克力蛋糕。

C1 noun/verb /liːʃ/

leash

牵引绳

Meaning

a strap or cord used to control or guide an animal; to restrain or control

Example

The dog was on a leash during the walk.

狗在散步时被牵引绳拴着。

C1 noun /ˈlʌləˌbaɪ/

lullaby

摇篮曲

Meaning

a soothing song sung to help a child fall asleep

Example

She sang a lullaby to her baby every night.

她每晚都会唱摇篮曲给她的宝宝听。

C1 verb ˈlæŋ.ɡwɪʃ

languish

衰退或萎缩

Meaning

To remain in a state of neglect or decline for a long time without improvement.

Example

The project began to languish due to a lack of funding.

该项目因缺乏资金而开始衰退。

C1 noun /ˈlæb.ə.rɪnθ/

labyrinth

迷宫, 复杂的路径网络

Meaning

A complicated network of paths or passages; an intricate and confusing arrangement.

Example

The city's streets were like a labyrinth.

城市的街道像迷宫一样。

C1 noun /ˈlɛk.sɪ.kɒn/

lexicon

词汇

Meaning

The vocabulary of a person, language, or branch of knowledge; a collection of words and terms.

Example

A translator must have a vast lexicon of both languages.

翻译人员必须掌握两种语言的广泛词汇。

C1 noun /ˌluː.brɪˈkeɪ.ʃən/

lubrication

润滑

Meaning

The action of applying a substance to reduce friction between surfaces in mutual contact.

Example

Lubrication of the eyes is essential for well-being.

眼睛的润滑对健康至关重要。

C1 adjective /ˌlaɪtˈhɑːrtɪd/

light-hearted

轻松愉快的

Meaning

cheerful, carefree, and not serious

Example

She gave a light-hearted speech at the party.

她在派对上做了一个轻松愉快的演讲。

C1 noun/adjective /ˈlɛzbiən/

lesbian

女同性恋

Meaning

a woman who is romantically or sexually attracted to other women

Example

She is a proud lesbian and advocates for equal rights.

她是一个自豪的女同性恋，支持平等权利。

C1 noun /ˈlɛɡɪŋ/

legging

紧身裤

Meaning

tight-fitting stretch pants, typically worn by women for exercise or casual wear

Example

She bought a new pair of black leggings for the gym.

她为健身房买了一条新的黑色紧身裤。

C1 noun ˌlɪt.ɪˈɡeɪ.ʃən

litigation

诉讼

Meaning

The process of taking legal action; a lawsuit.

Example

The litigation accused the regime of human rights abuses.

诉讼指控政权侵犯人权。

C1 adjective /ˈlɔːf.ti/

Lofty

高大；崇高的性格；崇高的风格

Meaning

of great height; noble in character; elevated in style

Example

He has lofty ideals about making the world a better place.

他有崇高的理想，希望能让世界变得更美好。

C1 noun /læps/

Lapse

暂时失误; 错误;

Meaning

a temporary failure of concentration, memory, or judgment; the termination of a right or privilege

Example

There was a brief lapse in security that allowed the intruder to enter the building.

安全中出现了短暂的失误，导致入侵者能够进入大楼。

C1 adjective/verb /ˈleɪ.bərd/

labored

吃力

Meaning

done with great effort and difficulty; or past tense of labor

Example

He gave a labored explanation that confused the audience.

他给出了一个吃力的解释，令观众感到困惑。

C1 verb /ˈlɛvi/

levy

征收

Meaning

To impose or collect, especially a tax or fine.

Example

The government decided to levy a new tax on luxury goods.

政府决定对奢侈品征收新税。

C1 adjective ləˈθɑːrdʒɪk

lethargic

昏睡

Meaning

Being inactive due to lack of physical or mental energy

Example

After a heavy meal, he felt lethargic and sleepy.

吃了丰盛的晚餐后，他感到昏睡和困倦。

C1 adjective /ˈlɔː.ləs/

Lawless

无律; 无政府主义; 混乱; 犯罪

Meaning

without law; anarchic; unruly; criminal

Example

The frontier town was known for its lawless behavior and chaos.

边境城市以其无律行为和混乱而闻名。

C1 noun /ˈliːvˌteɪ.kɪŋ/

leave-taking

告别

Meaning

an act of saying goodbye; farewell

Example

His leave-taking from his friends was emotional.

他向朋友的告别是感人的。

C1 noun /ˌlɪbəˈreɪʃən wɔːr/

liberation war

解放战争

Meaning

a war fought to gain freedom from foreign rule, occupation, or oppression; an armed struggle for national independence

Example

The liberation war reshaped the nation’s history and identity.

解放战争改变了国家的历史和认同。

C1 noun /lʌst/

Lust

非常强烈的性欲；强烈的渴望某物

Meaning

very strong sexual desire; a passionate desire for something

Example

His lust for power corrupted him completely.

他对权力的欲望完全腐蚀了他。

C1 noun /lɪˈɡæl.ə.ti/

Legality

合法性

Meaning

the quality or state of being legal; accordance with the law

Example

The lawyer questioned the legality of the contract.

律师质疑合同的合法性。

C1 noun /ˈlaɪm.stoʊn/

Lime stone

石灰岩

Meaning

a hard sedimentary rock, composed mainly of calcium carbonate or dolomite, used as building material and in the making of cement

Example

The ancient building was made of limestone blocks.

这座古老的建筑是用石灰岩块建造的

C1 noun /ˈlænd.slaɪd/

Landslide

山体滑坡

Meaning

a collapse of a mass of earth or rock from a mountain or cliff; an overwhelming victory in an election

Example

Heavy rains triggered a massive landslide that blocked the mountain highway.

暴雨引发了一场巨大的山体滑坡，堵塞了山路。

C1 adjective /ˈlɔː.də.bəl/

laudable

值得称赞的

Meaning

Deserving praise and admiration.

Example

Her efforts to help the poor are truly laudable.

她帮助穷人的努力真是值得称赞的。

C1 noun /ˈlɔːriət/

laureate

获得者

Meaning

A person honored with an award for outstanding achievement in a field, especially the arts or sciences.

Example

The Nobel laureate gave an inspiring lecture on peace.

诺贝尔奖获得者就和平发表了激动人心的演讲。

C1 adjective /læks/

lax

宽松的, 粗心的

Meaning

Not strict, severe, or careful; negligent or careless.

Example

The security at the airport was surprisingly lax.

机场的安保令人惊讶地宽松。

C1 verb /lʌl/

lull

安抚

Meaning

to soothe or calm; to cause to sleep or rest

Example

The gentle music lulled the baby to sleep.

温柔的音乐使宝宝入睡。

C1 verb /ləˈmɛnt/

lament

哀悼

Meaning

to express grief, sorrow, or regret about something

Example

She lamented the loss of her childhood home.

她哀悼了失去的童年家园。

C1 noun /ˈlɔː.meɪ.kər/

Lawmaker

立法者

Meaning

a person who writes and passes laws, especially a member of a legislative body

Example

The lawmakers voted on the new education bill.

立法者对新的教育法案进行了投票。

C1 noun /ˈlaɪtʃi/

Litchi

荔枝

Meaning

a small oval pink-red tropical fruit with white translucent flesh and sweet taste

Example

The litchi has a rough pink shell that you peel to eat the sweet white fruit inside.

荔枝有一层粗糙的粉红色外皮，你剥开它就可以吃到里面甜美的白色果实。

C1 noun /liːtʃ/

Leech

水蛭

Meaning

an aquatic or terrestrial annelid worm with suckers at both ends; metaphorically, a person who extorts profit from others

Example

The leech attached itself to his leg while swimming.

水蛭在他游泳时附着在他的腿上。

C1 adjective /ˈliː.θəl/

Lethal

致命的; 致死的;

Meaning

deadly; fatal; capable of causing death

Example

The snake's venom is lethal to humans if not treated immediately.

蛇的毒液对人类致命，如果不立即治疗。

C1 noun /ˈlaɪbəl/

libel

诽谤

Meaning

a published false statement that damages a person's reputation

Example

The newspaper was sued for libel after publishing false claims.

报纸因发布虚假声明而被起诉诽谤。

C1 adjective /loʊθ/

loath

不情愿

Meaning

reluctant or unwilling to do something

Example

She was loath to admit her mistake in front of everyone.

她不愿意在大家面前承认她的错误。

C1 noun /ˈleθ.ər.dʒi/

Lethargy

昏睡; 疲劳和不活跃

Meaning

a lack of energy and enthusiasm; tiredness and inactivity

Example

The hot weather caused a feeling of lethargy.

炎热的天气引发了昏睡的感觉。

C1 noun /ˌlɛ.seɪ ˈfɛər/

laissez-faire

不干预政策

Meaning

An economic policy where government does not intervene in business affairs.

Example

Laissez-faire policies encourage private enterprise.

不干预政策鼓励私人企业。

C1 noun ˌlɪb.ər.ə.laɪˈzeɪ.ʃən

liberalization

自由化

Meaning

The removal or loosening of restrictions on something, typically an economic or political system.

Example

The liberalization of trade policies attracted foreign investments.

贸易政策的自由化吸引了外国投资。

C1 verb /ˈlɪtɪˌɡeɪt/

litigate

诉讼

Meaning

to engage in legal proceedings or take a dispute to court

Example

The company decided to litigate the contract dispute.

公司决定就合同争议提起诉讼。

C1 noun, verb /ˈliːvər/ or /ˈlɛvər/

lever

杠杆，刚性杆

Meaning

a rigid bar used to move or lift heavy objects; to move something using leverage.

Example

He used a lever to lift the heavy stone.

他使用了一个杠杆来举起重石。

C1 noun ˌlaɪ.əˈbɪl.ə.ti

liability

责任

Meaning

The state of being responsible for something, especially by law; a debt or financial obligation.

Example

The company's liabilities exceeded its assets.

公司的负债超过了它的资产。

C1 noun /ˈlɛktən/

lectern

讲台

Meaning

A tall stand with a sloping top used to support a book, notes, or script during a speech or lecture.

Example

The professor placed her notes on the lectern before starting her lecture.

教授在开始讲座之前，把笔记放在讲台上。

C1 noun /ˈleɪ.mən/

Layman

外行人; 没有专业知识的人

Meaning

a person without professional or specialized knowledge in a particular subject

Example

The doctor explained the procedure in layman's terms.

医生用通俗的语言解释了这个程序。

C1 adjective /ˈljʊərɪd/

lurid

令人震惊且生动的轰动性

Meaning

shocking or sensational in a vivid way, often involving crime or violence

Example

The newspaper published a lurid account of the crime.

报纸发布了一篇令人震惊的犯罪报道。

C1 noun /ˈlɪbərəlɪzəm/

liberalism

自由主义

Meaning

a political and social philosophy advocating individual freedoms, democracy, and equality

Example

Liberalism emphasizes freedom of speech and human rights.

自由主义强调言论自由和人权。

C1 adjective /ˈliː.ni.ənt/

Lenient

宽容的; 宽大的; 仁慈的; 在处罚或判断中不严格

Meaning

tolerant; forgiving; merciful; not strict in punishment or judgment

Example

The teacher was lenient with students who submitted their homework late.

老师对那些迟交作业的学生宽容。

C1 noun /ˈloʊ.fər/

Loafer

懒人，避免工作或努力的人

Meaning

a person who avoids work or effort; an idler

Example

Don't be a loafer, help us with the work.

不要做洛费尔，帮我们做工作。

C1 noun /lɒft/

loft

阁楼

Meaning

An upper room or space, often under the roof of a building.

Example

She converted the old loft into a modern studio.

她把旧阁楼改造成了一个现代化的工作室。

C1 adjective /lʌʃ/

lush

富饶，丰盈且奢华，尤其是指植物

Meaning

rich, abundant, and luxurious, especially referring to vegetation

Example

The valley was filled with lush green fields.

山谷里充满了绿油油的田野。

C1 noun /ˈloʊ.kəst/

Locust

蝗虫

Meaning

a large insect that flies in groups and eats crops

Example

The locusts destroyed the entire wheat field.

蝗虫摧毁了整个小麦田。

C1 noun /ˌloʊkəˈmoʊʃən/

locomotion

运动

Meaning

movement or the ability to move from one place to another

Example

Walking is the most common form of human locomotion.

走路是人类最常见的运动方式。

C1 adjective /ˈlaɪf.laɪk/

lifelike

栩栩如生

Meaning

Very similar to a real person, object, or scene; realistic.

Example

The wax figure was so lifelike that people thought it was a real person.

这尊蜡像如此栩栩如生，以至于人们以为它是一个真人。

C1 noun ˈledʒ.ɪ.slə.tʃər

legislature

立法机关

Meaning

The legislative body of a country or state; the branch of government that makes laws.

Example

The legislature drafts laws for governance.

立法机关起草治理的法律。

C1 adjective /ˈluːdɪkrəs/

ludicrous

荒谬的

Meaning

so foolish, unreasonable, or out of place as to be amusing

Example

It is ludicrous to think the Earth is flat.

认为地球是平的，这是荒谬的。

C1 adjective /ləˈbɔːr.i.əs/

laborious

费力的

Meaning

requiring considerable effort and time; difficult and hard-working

Example

Writing the long report was a laborious task.

写长报告是一项费力的任务。

C1 verb, noun /læɡ/

lag

滞后或延迟

Meaning

To fall behind in movement, progress, or development; a delay or period of falling behind.

Example

The old computer tends to lag when running new software.

旧电脑在运行新软件时常常滞后。

C1 noun /læns/

Lance

长矛

Meaning

a long weapon with a sharp metal point, used by soldiers on horseback

Example

The knight charged forward with his lance ready.

骑士带着准备好的长矛向前冲。

C1 noun ˌlɪb.ərˈeɪ.ʃən

liberation

解放

Meaning

The action of setting someone free from imprisonment, slavery, or oppression; release.

Example

Liberation movements inspired many countries.

解放运动激励了许多国家。

C1 noun /ˈlʊkaʊt/

lookout

瞭望, 哨位

Meaning

A place for watching; a person keeping watch.

Example

The guard kept a lookout for suspicious activity.

卫兵警惕地监视着可疑活动。

C1 adjective /ˈlaʊzi/

lousy

糟糕

Meaning

of very poor quality; bad or unpleasant

Example

He felt lousy after catching the flu.

他在得了流感后感觉很糟糕。

C1 noun lɪˈkwɪd.ə.ti

liquidity

流动性

Meaning

The availability of liquid assets to a market or company; the ability to convert assets into cash quickly.

Example

Maintaining liquidity is crucial for financial stability.

维持流动性对财务稳定至关重要。

C1 adjective /ˈlɪstləs/

listless

无精打采

Meaning

lacking energy, enthusiasm, or interest

Example

She felt listless after working long hours without rest.

她在没有休息的长时间工作后感到无精打采。

C1 verb /ˈliːɡəlaɪz/

legalize

合法化

Meaning

To make something lawful by official approval.

Example

The government decided to legalize online businesses.

政府决定合法化在线业务。

C1 noun /ˈlɔː.ləs.nəs/

Lawlessness

无法律

Meaning

absence of law and order; a state where laws do not exist or are not enforced

Example

The city descended into lawlessness after the government collapsed.

政府崩溃后，城市陷入了无法律的状态。

C1 adjective /ˈloʊli/

lowly

谦逊

Meaning

humble in status, position, or manner

Example

She rose from a lowly position to become the company's CEO.

她从一个低位上升成为了公司的首席执行官。

C1 adjective /ˈlækˌlʌstər/

lackluster

黯淡无光

Meaning

Lacking in vitality, force, or conviction; uninspired or uninspiring.

Example

The lackluster performance disappointed the audience.

黯淡无光的表现让观众失望。

C1 adjective /ˈluː.mɪ.nəs/

Luminous

光亮的; 发光的; 明亮的

Meaning

bright; shining; emitting light; radiant

Example

The luminous stars filled the dark night sky.

明亮的星星照亮了黑暗的夜空。

C1 noun /ˈleɪ.tən.si/

latency

延迟

Meaning

The delay in processing signals or data.

Example

High latency in online gaming can cause lagging issues.

在线游戏中的高延迟可能导致卡顿问题。

C1 verb /ˈlɔːndər/

launder

洗衣服 / 隐瞒非法获得的钱的来源

Meaning

to wash clothes, linens, etc.; or to conceal the origins of money obtained illegally

Example

She laundered all the dirty clothes on Sunday.

她在星期天洗了所有脏衣服。

C1 verb /ˈlɪŋɡər/

linger

停留比需要的时间更长

Meaning

to stay in a place longer than necessary; to persist

Example

The smell of coffee lingered in the kitchen.

咖啡的味道在厨房里停留了更长时间。

C1 noun /ˈlɪmboʊ/

limbo

不确定，悬而未决的状态

Meaning

A state of uncertainty or neglect; an intermediate or transitional state.

Example

The project was left in limbo after the funding was withdrawn.

该项目在资金撤回后陷入了不确定状态。