lubrication
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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 /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。
A1 adjective/adverb /leɪt/

late

迟到
Meaning
arriving, happening, or done after the expected time
Example
He arrived late to the meeting.
他迟到了会议。
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。
B2 adjective /ˈlɔːŋtaɪm/

longtime

长期的
Meaning
having existed or continued for a long time
Example
They are longtime friends who met in college.
他们是大学时认识的长期朋友。
C2 verb /ˈlæs.ə.reɪt/

lacerate

割裂，撕裂
Meaning
to tear or cut deeply in the skin or flesh
Example
The broken glass lacerated his hand.
破碎的玻璃割伤了他的手。
A2 noun /lɒs/

loss

损失
Meaning
The state of no longer having something or someone; the harm resulting from losing.
Example
The company suffered a huge financial loss last year.
公司去年遭受了巨大的财务损失。
A2 adjective /ˈlʌki/

lucky

幸运的
Meaning
having good fortune or favorable circumstances
Example
She felt lucky to have such supportive friends.
她觉得自己很幸运，拥有如此支持她的朋友。
C2 verb /læmˈbæst/

lambast

严厉批评
Meaning
To criticize harshly or to beat severely.
Example
The coach lambasted the team for their poor performance.
教练因团队表现差而严厉批评了他们。
C2 noun /ˌlɛdʒərdəˈmeɪn/

legerdemain

魔术, 欺骗
Meaning
skillful use of one's hands when performing tricks; deception or trickery
Example
The magician's legerdemain left the audience amazed.
魔术师的手法让观众惊讶不已。
C1 adjective /ˈlɔː.fəl/

Lawful

合法; 合理; 有效; 公正;
Meaning
legal; legitimate; valid; just
Example
The judge confirmed that their actions were lawful and proper.
法官确认他们的行为是合法和恰当的。
B2 noun /ˈlaɪ.nər/

liner

Meaning
A large ship used for transporting people or goods regularly, or a material used as a lining inside something.
Example
The luxury liner docked at the port yesterday.
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。
B2 adjective /liːn/

Lean

瘦; 脂肪少; 虚弱
Meaning
thin; having little fat; weak
Example
He has a lean and muscular body.
他有一个瘦而健壮的身体。
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
B2 adjective /ˈluː.nər/

Lunar

月球的
Meaning
relating to the moon; of or concerning the moon
Example
The lunar eclipse was visible last night.
月食昨晚可见。
B2 verb /liːp/

leap

跳跃
Meaning
to jump high or far; to move quickly with large steps
Example
The cat leaped onto the table.
猫跳上了桌子。
A2 noun /ˈlɜrnɪŋ/

learning

学习
Meaning
The process of gaining knowledge or skills through study or experience.
Example
Learning a new language can be exciting.
学习一门新语言可能是令人兴奋的。
B2 noun /lɪˈdʒɪtɪməsi/

legitimacy

合法性
Meaning
the quality of being accepted as right, proper, or lawful
Example
The legitimacy of the election was questioned by observers.
选举的合法性受到观察员的质疑。
A1 noun, verb /laɪn/

line

线
Meaning
A long narrow mark or band; a row of people or things; to cover the inside surface of something.
Example
People waited in a long line outside the theater.
人们在剧院外排着长队等候。
A2 noun /lɪp/

Lip

嘴唇
Meaning
either of the two soft parts that form the edge of the mouth
Example
She applied lipstick to her lips before the party.
她在派对前涂上了口红。
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。
C2 noun /ˌlaɪ.pəˈdʒen.ɪ.sɪs/

lipogenesis

脂肪生成
Meaning
The metabolic process of fat synthesis where excess carbohydrates are converted into fatty acids and stored as triglycerides.
Example
Excess carbohydrate intake promotes lipogenesis and fat storage.
过多的碳水化合物摄入促进了脂肪生成和脂肪储存。
C2 noun /ˈlɑːrsəni/

larceny

盗窃
Meaning
The unlawful taking of personal property with intent to deprive the rightful owner of it.
Example
He was arrested for committing larceny at the store.
他因在商店犯盗窃罪被逮捕。
C2 noun /ˈlæn.sɪt/

lancet

外科小刀
Meaning
a small, sharp, two-edged surgical knife used for making small incisions
Example
The doctor used a lancet to prick the patient’s finger for a blood test.
医生用兰塞特刺破病人的手指进行血液检测。
C1 adjective /ˈlɑːpˌsaɪdɪd/

lopsided

倾斜的，不平衡的
Meaning
with one side lower, larger, or different from the other; uneven or imbalanced
Example
The cake looked lopsided after being decorated in a hurry.
蛋糕看起来不平衡，因为急忙装饰。
C2 noun /ˌluːkjʊˈbreɪʃən/

lucubration

夜间学习
Meaning
study or meditation, especially at night
Example
His novel was the result of long lucubration.
他的小说是长时间夜间学习的结果。
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 /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。
C2 adjective /ˈliːənaɪn/

leonine

像狮子一样的
Meaning
Of or resembling a lion.
Example
His leonine hair made him stand out in the crowd.
他那像狮子一样的头发让他在人群中显得与众不同。
B2 noun /ˈleð.ər/

Leather

皮革
Meaning
animal skin that has been treated to preserve it and make it suitable for use
Example
He bought a leather jacket from the store.
他在商店里买了一件皮夹克。
C2 noun /liːən/

lien

留置权
Meaning
A legal right to keep possession of property until a debt is paid.
Example
The bank placed a lien on the house until the mortgage was cleared.
银行对房屋施加了留置权，直到抵押贷款清偿完毕。
B2 verb /ˈlaɪɪŋ/

lying

撒谎
Meaning
the act of not telling the truth
Example
He was caught lying about his grades.
他因撒谎关于他的成绩而被抓住。
A1 verb /ˈlɪsən/

listen

聽
Meaning
to pay attention to sounds; to hear someone or something with thoughtful attention
Example
Please listen carefully to the instructions.
請詳心聽指示。
B2 noun /ˈleɪ.zi.nəs/

Laziness

懒惰
Meaning
the quality of being unwilling to work or use energy; idleness
Example
His laziness prevented him from achieving his goals.
他的懒惰阻止了他实现目标。
C2 verb /ˈlɛvɪteɪt/

levitate

悬浮
Meaning
to rise or float in the air, usually without visible support.
Example
The magician made the table levitate during the show.
魔术师让桌子在表演中悬浮。
A1 adjective, noun, adverb, verb (past tense of leave) /lɛft/

left

左
Meaning
on or towards the side of the body that is to the west when facing north
Example
He turned left at the intersection.
他在交叉口左转。
C1 verb /luːt/

loot

掠夺
Meaning
to steal goods, typically during war, riot, or chaos
Example
The rioters looted several shops during the protest.
抗议者在抗议期间掠夺了几家商店。
C2 noun /ˌlɪt.əˈrɑː.ti/

literati

文学家
Meaning
well-educated, literary, or scholarly people
Example
The event was attended by poets, critics, and other members of the literati.
该活动由诗人、评论家和其他文学家参加。
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。
B1 noun /leɪn/

lane

小路
Meaning
a narrow road or path, often in the countryside or for specific traffic
Example
They walked down a quiet country lane.
他们走在一条安静的乡间小路上。
A1 pronoun/noun /lɒts/

lots

很多
Meaning
A large number or amount of something.
Example
She has lots of friends in the city.
她在城市里有很多朋友。
C1 verb /ˈlaɪ.kən/

liken

比较
Meaning
to compare one thing to another, often in a figurative way
Example
He likened her voice to sweet music.
他把她的声音与甜美的音乐相提并论。
B2 noun /ˈliːf.lət/

Leaflet

传单; 宣传单
Meaning
a printed sheet of paper containing information or advertising and usually distributed free
Example
She handed out leaflets about the environmental campaign.
她分发了有关环保运动的传单。
B2 adjective /lɑːrdʒ skeɪl/

large-scale

大规模
Meaning
involving a large number or quantity, or covering a large area
Example
The company is planning a large-scale expansion into international markets.
该公司计划在国际市场进行大规模扩张。
A1 verb /lɜːrn/

learn

学习
Meaning
to acquire knowledge or skills; to gain understanding
Example
Children learn quickly when they are interested.
孩子们在感兴趣时很快学习。
B2 noun /ˈlɪz.ɚd/

Lizard

蜥蜴
Meaning
a cold-blooded reptile with a long body, four legs, and a tail
Example
A small lizard ran across the garden wall.
一只小蜥蜴跑过了花园的墙壁。
B1 noun /ˈlaɪf.staɪl/

lifestyle

生活方式
Meaning
The way in which a person or group lives, including habits, attitudes, and possessions.
Example
A healthy lifestyle includes regular exercise and a balanced diet.
健康的生活方式包括定期锻炼和均衡饮食。
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。
B2 noun, verb /laʊndʒ/

lounge

休息室
Meaning
A public room for relaxing; or to sit, lie, or stand in a relaxed way.
Example
They lounged on the sofa after dinner.
他们在晚餐后懒洋洋地躺在沙发上。
C2 noun/verb /ˈlɛv.ən/

leaven

酵母
Meaning
a substance, typically yeast, that causes dough to rise; to permeate and modify
Example
A little yeast will leaven the bread dough.
一点酵母会让面团发酵。
C2 noun /lɪnt/

lint

棉絮
Meaning
small soft fibers that come off cloth, often found in dryers or on clothes
Example
There was lint all over his black shirt after the wash.
洗完后，他的黑衬衫上有棉絮。
B2 noun /ˈlʊkɪŋ ɡlæs/

Looking glass

镜子
Meaning
a mirror; a piece of glass that reflects images
Example
She looked at herself in the looking glass.
她在镜子里看着自己。
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。
C2 noun /lækˈteɪʃən/

lactation

乳汁分泌
Meaning
the secretion of milk by the mammary glands of female mammals
Example
The doctor explained that lactation is a natural process after childbirth.
医生解释说，哺乳是分娩后的一种自然过程。
B1 adjective /ˌlɛftˈhændɪd/

left-handed

左撇子
Meaning
Using or done with the left hand; also can mean clumsy or awkward.
Example
She is left-handed and writes beautifully with her left hand.
她是左撇子，左手写字非常漂亮。
A2 adjective /ˈleɪtɪst/

latest

最新的
Meaning
most recent in time; newest available
Example
She shared the latest updates with the team.
她与团队分享了最新的更新。
A1 noun /lænd/

Land

土地; 土壤
Meaning
the part of the earth's surface that is not covered by water; an area of ground, soil, or earth
Example
The farmer worked hard to cultivate his land and grow healthy crops.
农民努力耕种他的土地，种植健康的作物。
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。
C2 noun /ˌlɪk.wəˈfeɪ.ʃənt/

liquefacient

液化剂
Meaning
a substance that causes something to become liquid
Example
The chemist explained how the liquefacient worked in the experiment.
化学家解释了液化剂在实验中的作用。
C2 noun /ˈlɪniəmənt/

lineament

面部特征
Meaning
A distinctive feature or characteristic, especially of the face.
Example
Her delicate lineaments revealed her noble birth.
她精致的面部特征揭示了她高贵的出身。
B1 noun /ˈleɪ.bəl/

Label

标签
Meaning
a small piece of paper or material attached to something to identify or describe it
Example
Please read the label carefully before taking any medication.
请在服用任何药物之前仔细阅读标签。
A1 noun /laɪt/

Light

光
Meaning
the natural agent that stimulates sight and makes things visible; electromagnetic radiation of any wavelength
Example
Turn on the light, it's getting dark.
开灯吧，天黑了。
B2 adverb /ˈleɪ.zɪ.li/

Lazily

懒洋洋地
Meaning
in a way that shows unwillingness to work or use energy; sluggishly
Example
He lazily stretched his arms and yawned in the morning.
他懒洋洋地伸展双臂，早晨打了个哈欠。
C2 adjective /ˈlɪəri/

leery

怀疑的
Meaning
Cautious or wary due to suspicion or distrust.
Example
She was leery of investing in the new business.
她对投资新业务感到怀疑。
B2 adjective /ˈlɛdʒɪslətɪv/

legislative

立法的
Meaning
relating to the making of laws
Example
The legislative body passed the new tax bill.
立法机构通过了新的税法。
C2 noun /ˈlɪtəni/

litany

Meaning
a long, repetitive, or tedious account or list; originally a form of prayer
Example
The politician gave a litany of promises during the campaign.
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 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 /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。
B1 adjective ˈlɔːŋ.tɜːrm

long-term

长期的, 可持续的, 永久的
Meaning
Occurring over or involving a relatively long period of time.
Example
Long-term planning is necessary for environmental conservation.
长期规划对环境保护至关重要。
A2 noun, verb /lɪŋk/

link

连接
Meaning
a connection between two things; to connect or associate
Example
The article includes a link to the official website.
文章包含指向官方网站的链接。
C2 noun ˈlɪɡ.nəʊˌsæt

LignoSat

木卫星
Meaning
A wooden satellite that demonstrates the use of wood in space technology.
Example
LignoSat demonstrates the use of wood in space.
LignoSat 展示了木材在太空中的应用。
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。
A2 noun ˈliːdər

leader

领导者
Meaning
A person who leads or commands a group, organization, or country.
Example
The leader inspired people.
领导者激励了人们。
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 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。
C2 verb ˈlev.ɪ.teɪ.tɪŋ

levitating

悬浮
Meaning
Rising and hovering in the air, especially as a result of supernatural or magical power.
Example
The levitating structure is an engineering marvel.
这座悬浮结构是一个工程奇迹。
A2 noun /ˈlʌɡ.ɪdʒ/

Luggage

行李
Meaning
suitcases or other bags in which to pack personal belongings for traveling
Example
Please check your luggage at the airport counter.
请在机场柜台检查您的行李。
A2 adjective/adverb /laʊd/

loud

响亮
Meaning
Producing or capable of producing much noise.
Example
The music was too loud to concentrate.
音乐太响了，无法集中注意力。
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。
B2 noun /ˈlɒbi/

lobby

大堂
Meaning
a large open area near the entrance of a building; also a group trying to influence decisions.
Example
We met the manager in the hotel lobby before the meeting.
我们在会议前在酒店的大堂见到了经理。
C1 noun /luːm/

Loom

织布机
Meaning
a machine for weaving cloth; to appear threatening or menacing
Example
The weaver worked at the loom to create beautiful fabrics.
织工在织布机上工作，创造美丽的面料。
B2 noun ˈlɪv.ɪŋ ˈstæn.dədz

living standards

生活水平
Meaning
The degree of wealth and material comfort available to a person or community; quality of life.
Example
High living standards improve satisfaction.
高生活水平提高了满意度。
B2 noun/verb /ˈlɪtər/

litter

垃圾
Meaning
rubbish or waste left lying in a public place; to make a place untidy by leaving rubbish
Example
The park was full of litter after the festival.
节日过后，公园里满是垃圾。
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。
C2 noun /læŋ'ɡʊər/

Langoor

长尾猴
Meaning
a long-tailed monkey found in Asia, especially India and Southeast Asia
Example
The langoor was sitting on the tree branch eating fruits.
那只长尾猴正坐在树枝上吃水果。
B2 noun /læp/

Lap

膝上
Meaning
the flat area between the waist and knees of a seated person; one circuit of a track or course
Example
The cat curled up comfortably in her lap while she read her book.
猫舒适地蜷缩在她的膝上，读着她的书。
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。
B2 adjective /ˈlætər/

latter

第二个
Meaning
the second of two people or things mentioned
Example
Between tea and coffee, I prefer the latter.
在茶和咖啡之间，我更喜欢第二个。
B2 noun /lɪm/

limb

肢体
Meaning
an arm or leg of a person or animal; a large branch of a tree
Example
He broke a limb while climbing the tree.
他在爬树时摔断了一只肢体。
B2 noun /ˈlɒbstər/

Lobster

龙虾
Meaning
a large marine crustacean with claws and a hard shell
Example
The lobster was served with melted butter and lemon.
龙虾配上融化的黄油和柠檬一起上桌。
B2 adjective, adverb /ˈlɒŋ taɪm/

long-time

长期的
Meaning
lasting or existing for a long period of time; having continued for many years
Example
She is a long-time friend of my family.
她是我家长期的朋友。
C2 verb /lʌɡ/

lug

Meaning
to carry or drag something heavy or cumbersome with effort
Example
He had to lug the suitcase up three flights of stairs.
A1 verb /lʊk/

look

看
Meaning
to direct your eyes to see something; to appear or seem
Example
Look at the beautiful sunset in the sky.
看看天上的美丽日落。
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。
C2 noun /ˈlæɡ.ərd/

Laggard

进展缓慢并落后于其他人的人
Meaning
a person who makes slow progress and falls behind others; someone who is slow to act
Example
The laggard student finally submitted his assignment after the deadline.
那位落后的学生终于在截止日期后提交了作业。
C2 verb /ˈlɔɪtər/

loiter

Meaning
To stand or wait around idly without apparent purpose.
Example
The teenagers were told not to loiter outside the shop.
A1 verb /læst/

last

持续
Meaning
to continue to exist or happen for a period of time; to endure
Example
The meeting lasted for three hours.
会议持续了三个小时。
B1 noun /ˈlɛktʃərər/

lecturer

讲师
Meaning
a person who gives lectures, especially at a college or university
Example
The lecturer explained the theory with clear examples.
讲师用清楚的例子解释了理论。
B1 noun, verb /ˈlaɪsəns/

license

许可证 / 许可
Meaning
A legal permission to do something (noun); to grant such permission (verb).
Example
You must have a driving license to operate a car legally.
您必须拥有驾驶执照才能合法开车。
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。
A1 verb /luːz/

lose

丢失
Meaning
to be unable to find something; to fail to win; to misplace
Example
I hope I don't lose my keys again.
希望我不会再次丢失我的钥匙。
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 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。
B2 verb /ˈlaɪtən/

lighten

使变亮；缓和
Meaning
to make something brighter or less dark; to make something less heavy or serious
Example
A joke can lighten the mood during a tense meeting.
一个笑话可以缓和紧张会议的气氛。
A2 noun /ˈləʊɡəʊ/

logo

Meaning
a symbol or other small design adopted by an organization to identify its products, uniform, vehicles, etc.
Example
The company's logo was redesigned to reflect its new image.
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。
C2 verb /lɑːl/

loll

懒散地坐着
Meaning
To sit, lie, or stand in a lazy, relaxed way.
Example
He lolled on the sofa after a long day at work.
在长时间的工作后，他懒散地坐在沙发上。
B2 noun /ˈlen.tɪl/

Lentil

小扁豆
Meaning
a high-protein pulse which is dried and then soaked and cooked prior to eating
Example
She cooked red lentils for dinner tonight.
她今晚做了红扁豆作为晚餐。
B2 adjective /ˈles.ər/

Lesser

较小
Meaning
smaller in amount; of lower importance; inferior
Example
He chose the lesser of two evils when making his decision.
他在做决定时选择了较小的恶。
B1 noun /ˈlɪt.ər.ə.ʧər/

Literature

文学
Meaning
written works, especially those considered of superior or lasting artistic merit; books and writings published on a particular subject
Example
She studied English literature at university.
她在大学学习了英语文学。
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 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。
A1 noun /ˈles.ən/

Lesson

课
Meaning
a period of learning or teaching; an experience that teaches you something
Example
Today's math lesson was about fractions.
今天的数学课是关于分数的。
C2 adjective /ˈliːwərd/

leeward

背风面
Meaning
On or toward the sheltered side away from the wind.
Example
They built their camp on the leeward side of the hill.
他们在山丘的背风面搭建了营地。
C2 adjective /ˈlæk.ti.əl/

lacteal

与牛奶相关或类似牛奶的
Meaning
Relating to or resembling milk; conveying chyle or milky fluid.
Example
The lacteal vessels in the small intestine absorb dietary fats.
小肠中的乳汁管吸收膳食脂肪。
B2 noun ˈlaɪv.stɒk ˈfɑː.mɪŋ

livestock farming

畜牧业
Meaning
The breeding, raising, and care of farm animals such as cattle, horses, sheep, and pigs for food, fiber, and other products.
Example
Livestock farming plays a crucial role in food security.
畜牧业在食品安全中发挥着至关重要的作用。
C2 adjective /lɪˈbɪdənəs/

libidinous

好色
Meaning
Showing excessive sexual drive; lustful.
Example
The play was criticized for its libidinous characters.
这部剧因其好色的角色而受到批评。
B2 noun /lɔːntʃ/

Launch

快艇
Meaning
a large motorboat or a boat used to transport people and goods
Example
We took a launch to cross the river.
我们乘坐快艇穿越了河流。
B1 adjective /ˈlaɪv.li/

Lively

充满活力的; 活泼的; 快乐的
Meaning
full of life and energy; animated; cheerful
Example
The children had a lively discussion about their favorite books.
孩子们就他们最喜欢的书进行了充满活力的讨论。