levelheaded
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英语 BN 孟加拉语 HI 印地语 ES 西班牙语 FR 法语 DE 德语 RU 俄语 ZH 中文 JA 日语
All Vocabulary Cards All Vocabularies
C2 adjective /ˌlɛvəlˈhɛdɪd/

levelheaded

冷静和理智
Meaning
calm and sensible; showing good judgment.
Example
She remained levelheaded during the crisis.
她在危机中保持冷静。
C2 noun /ˈlɑːrdər/

larder

储藏室
Meaning
A place, such as a pantry, where food is stored.
Example
The larder was full of fresh bread and cheese.
储藏室里满是新鲜的面包和奶酪。
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 /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。
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。
A2 noun /liːf/

Leaf

叶子
Meaning
a flattened structure of a higher plant, typically green and blade-like, that is attached to a stem
Example
The autumn leaves are falling from the tree.
秋天的叶子从树上落下。
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 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。
A1 verb /læf/

laugh

笑
Meaning
to make sounds and movements expressing happiness or amusement
Example
The joke made everyone laugh.
这个笑话让每个人都笑了。
B2 adjective /ˈlɛŋθi/

lengthy

漫长
Meaning
long in duration or extent
Example
The meeting was lengthy, lasting over three hours.
会议很长，持续了三个小时以上。
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。
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.
C2 noun /liː/

lea

草地
Meaning
An open area of grassy or arable land; a meadow.
Example
The cottage was surrounded by a quiet lea.
小屋被一片宁静的草地包围着。
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。
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。
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 noun /lɪˈnoʊ.li.əm/

linoleum

油布
Meaning
a durable, washable floor covering made from solidified linseed oil, wood flour, or cork dust on a canvas backing
Example
They decided to cover the kitchen floor with linoleum.
他们决定用油布覆盖厨房的地板。
C2 noun /lɪˈvaɪəθən/

leviathan

巨大海怪
Meaning
a huge sea monster or something very large and powerful.
Example
The ship looked like a leviathan on the horizon.
那艘船在地平线上看起来像一只巨大的海怪。
B2 noun /lʌŋ/

Lung

肺
Meaning
either of the two organs in the chest that you use for breathing
Example
Smoking can cause serious damage to your lungs.
吸烟可能会对你的肺造成严重损害。
B1 adjective ˈliː.ɡəl

legal

合法
Meaning
Permitted by law; relating to the law.
Example
Legal systems ensure justice.
法律系统确保公正。
B1 noun /lɔːn/

Lawn

草坪
Meaning
an area of short, regularly mown grass in the grounds of a house or in a park
Example
She waters the lawn every morning.
她每天早上浇水给草坪。
B2 adjective; verb (past and past participle) /lɜːrnd/

learned

博学的
Meaning
having acquired much knowledge through study; gained knowledge or skill through experience or teaching
Example
She is a learned scholar with deep knowledge of history.
她是一位对历史有深厚了解的博学学者。
B1 noun /ˈlaɪtnɪŋ/

lightning

闪电
Meaning
a flash of light in the sky caused by electricity during a storm
Example
The lightning struck a tree near our house.
闪电击中了我们家附近的一棵树。
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。
C2 noun /loʊm/

loam

富饶的壤土
Meaning
Fertile soil mixture of sand, clay, and organic matter.
Example
Loam soil is ideal for agriculture due to its nutrient content.
壤土是农业的理想选择，因为它含有丰富的营养成分。
B1 noun /ˈlaɪ.ər/

Liar

骗子
Meaning
a person who tells lies; someone who does not tell the truth
Example
Nobody trusts him because he is a liar.
没有人相信他，因为他是个骗子。
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。
B2 noun /ˈlɪstɪŋ/

listing

列表
Meaning
a series of items or names written or printed in a specific order
Example
The listing of available jobs was updated daily.
可用职位的列表每天都会更新。
C2 noun /ˈlæriət/

lariat

套索
Meaning
A long rope with a noose at one end used to catch animals such as cattle or horses.
Example
The cowboy threw his lariat to catch the stray horse.
牛仔投掷了他的套索，捕捉到了迷路的马。
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
B1 noun /lɔk/

Lock

锁
Meaning
a mechanism for keeping a door, lid, etc., fastened, typically operated only by a key of a particular form
Example
Make sure you lock the door before leaving.
确保在离开前锁好门。
A2 adjective /loʊ/

low

低
Meaning
Small in amount, degree, or position; not high.
Example
The river is at its lowest level in years.
这条河已经多年处于最低水平。
C2 noun /ˈlɪɡ.ə.tʃər/

ligature

连字
Meaning
A thing used for tying or binding tightly; in music/printing, two or more notes or letters joined together.
Example
The doctor used a ligature to stop the bleeding.
医生使用了连字来停止出血。
A2 adjective /laɪt red/

Light Red

浅红色
Meaning
a pale or diluted shade of red color
Example
She wore a light red dress to the party.
她穿着一件浅红色的裙子去参加派对。
C2 adjective /ˈlɪŋɡwəl/

lingual

与舌头相关
Meaning
Relating to the tongue or speech.
Example
The dentist examined the patient's lingual surface of the teeth.
牙医检查了病人的牙齿舌面。
C2 noun /ˈluː.nə.si/

lunacy

疯狂
Meaning
Extreme foolishness or madness; insanity.
Example
It was sheer lunacy to go hiking in the storm.
在暴风雨中去远足简直是疯狂。
B1 noun /læk/

Lack

缺乏; 不足
Meaning
the state of being without or not having enough of something; absence or shortage
Example
The lack of rain this summer has caused serious problems for farmers.
今年夏天的降雨不足给农民带来了严重的问题。
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。
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, 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。
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。
C2 noun /loʊd/

lode

矿脉
Meaning
A rich source of something, often a vein of valuable metal in the earth.
Example
The miners discovered a rich lode of silver.
矿工发现了一个丰富的银矿脉。
C2 adjective /ˈlaɪbələs/

libelous

诽谤的
Meaning
containing or constituting a false published statement that damages a person's reputation
Example
The article was found to be libelous and had to be retracted.
该文章被认为是诽谤的，必须撤回。
C2 noun /ˈlɪtərdʒi/

liturgy

礼仪
Meaning
A form or formulary according to which public religious worship is conducted.
Example
The priest followed the liturgy during the Sunday mass.
牧师在周日弥撒中遵循了礼仪。
C2 adjective /ˈleɪ.tɪʃ/

latish

稍微晚一点
Meaning
Somewhat late; occurring or arriving later than usual but not very late.
Example
We arrived latish to the party but still caught most of the fun.
我们稍微晚一点到达了聚会，但仍然赶上了大部分的乐趣。
B1 noun /læd/

lad

小伙子
Meaning
a boy or young man; a male youth
Example
The young lad helped his father in the shop.
这个年轻小伙子在商店里帮助了他的父亲。
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。
B1 noun /læm/

Lamb

小羊
Meaning
a young sheep; meat from a young sheep
Example
The little lamb followed its mother everywhere.
小羊到处跟着它的母亲。
B1 noun/verb /ˈleɪ.bər/

labor

劳动
Meaning
work, especially hard physical work; to work hard
Example
The workers labored in the hot sun all day.
工人们整天在炎热的阳光下工作。
C2 noun /ˌlɛksɪˈkɒɡrəfər/

lexicographer

词典编纂者
Meaning
A person who compiles, writes, or edits dictionaries.
Example
The lexicographer spent years compiling the dictionary.
词典编纂者花了几年时间编写词典。
C2 noun /ˈleɪ.ɪ.ti/

laity

俗人
Meaning
Ordinary members of a religious community who are not clergy.
Example
The church welcomed the laity to participate in the event.
教堂欢迎俗人参加活动。
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。
C2 adjective /ˈleɪ.baɪl/ or /ˈlæb.aɪl/

labile

不稳定的
Meaning
easily altered or unstable; prone to change
Example
Her mood was so labile that it changed several times in an hour.
她的情绪如此不稳定，在一小时内改变了几次。
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。
B1 adverb /ˈlɑːrdʒli/

largely

主要
Meaning
to a great extent; mostly or mainly
Example
The success of the project was largely due to teamwork.
这个项目的成功主要归功于团队合作。
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 /ˈlænd.ɪŋ/

Landing

着陆
Meaning
the action of coming to rest on the ground or another surface; a level area at the top of a staircase
Example
The pilot made a smooth landing despite the stormy weather conditions.
飞行员尽管遇到风暴天气条件，但顺利着陆。
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。
C2 verb /læmˈbeɪst/

lambaste

严厉批评
Meaning
to criticize someone or something harshly; to reprimand severely
Example
The teacher lambasted the students for not completing their homework.
老师因学生未完成作业而严厉批评了他们。
B1 noun /ləˈbɔːr.ə.tɔːr.i/

Laboratory (Lab)

实验室
Meaning
a room or building equipped for scientific experiments, research, or teaching
Example
The scientists conducted their experiments in the well-equipped laboratory.
科学家们在设备齐全的实验室中进行了实验。
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。
C2 noun /ˈlɔːndrəs/

laundress

洗衣女工
Meaning
A woman whose job is washing clothes and linens.
Example
The laundress delivered the freshly cleaned clothes to the household.
洗衣女工将新洗净的衣物送到家里。
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。
B2 adjective ˈlɒdʒ.ɪ.kəl

logical

逻辑的
Meaning
Of or according to the rules of logic or formal argument.
Example
Logical circuits ensure effective computation.
逻辑电路确保有效计算。
C2 noun /ˈlaɪər/

lier

说谎者
Meaning
a person who tells lies; an alternative spelling of liar
Example
No one trusted him because he was known as a habitual lier.
因为他是个惯常的说谎者，所以没人信任他。
B2 noun /ˈleɪaʊt/

layout

布局
Meaning
the arrangement or design of something, especially the arrangement of elements in a book, webpage, or room
Example
The designer presented a new layout for the website that was much more user-friendly.
设计师为网站展示了一个全新的布局，这使得它更具用户友好性。
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。
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。
B2 noun ˈlɛɡ.ə.si

legacy

遗产
Meaning
An amount of money or property left to someone in a will; something left or handed down by a predecessor.
Example
His contributions left a lasting legacy in the industry.
他的贡献在行业中留下了持久的遗产。
B2 adjective /ˈlɒŋ ˈstændɪŋ/

long-standing

长期的
Meaning
having existed or continued for a long period of time
Example
They have a long-standing relationship with their suppliers.
他们与供应商之间有着长期的合作关系。
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.
B1 adjective /ˈliː.dɪŋ/

Leading

领先的; 主要的; 最重要的
Meaning
foremost; principal; most important; guiding
Example
She is a leading expert in environmental science.
她是环境科学领域的领先专家。
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。
B1 noun /ˈleʒ.ər/

Leisure

闲暇; 休闲
Meaning
time when one is not working or occupied; free time used for enjoyment
Example
She enjoys reading books in her leisure time.
她喜欢在闲暇时间阅读书籍。
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。
B1 noun /ˈlɪk.wɪd/

Liquid

液体
Meaning
a substance that flows freely but is of constant volume, having a consistency like that of water or oil
Example
Water is a liquid at room temperature.
水在常温下是液体。
C2 adjective /ˈluːsənt/

lucent

发光的
Meaning
shining or glowing with light
Example
The lucent stars brightened the night sky.
发光的星星照亮了夜空。
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。
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。
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。
B2 noun /ˈlɔɪəlti/

loyalty

忠诚
Meaning
a strong feeling of support or allegiance
Example
His loyalty to the company earned him great respect.
他对公司的忠诚为他赢得了极大的尊敬。
C2 adjective /luːˈɡuːbriəs/

lugubrious

阴沉的
Meaning
looking or sounding sad and dismal
Example
His lugubrious expression made everyone feel uneasy.
他那阴沉的表情让大家感到不安。
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。
C2 noun /ˈluː.məˌnɛr.i/

luminary

杰出人物
Meaning
A person who inspires or influences others, especially in a particular field.
Example
He is considered a luminary in the world of science.
他被认为是科学界的杰出人物。
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。
C2 adjective /ˈlɪmpɪd/

limpid

清澈
Meaning
Clear and transparent, easily understood.
Example
The limpid water of the lake reflected the sky perfectly.
湖水清澈地反射了天空。
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。
A2 adverb /ˈlaʊdli/

loudly

大声地
Meaning
in a way that produces a lot of sound; with a high volume
Example
He spoke loudly so everyone in the room could hear him.
他大声地说话，让房间里的人都能听见。
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。
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。
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。
A2 noun /lɔː/

Law

法律
Meaning
a rule or system of rules recognized by a country or community as regulating the actions of its members
Example
Everyone must obey the law.
每个人都必须遵守法律。
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。
B2 noun /ˈlænd.fɪl/

landfill

垃圾填埋场
Meaning
a site where waste material is buried under the ground
Example
The city built a new landfill to manage its growing waste problem.
这个城市建造了一个新的垃圾填埋场，以应对日益增长的废物问题。
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 /ˌluː.mɪˈnɛs.ənt/

luminescent

发光的
Meaning
Emitting light without heat, glowing softly.
Example
The luminescent watch dial was visible in the dark.
这只发光的手表表盘在黑暗中可见。
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。
B2 adjective /ˈlɪt.ər.ət/

Literate

文盲; 有教育的; 受过良好教育的
Meaning
able to read and write; educated; well-educated
Example
She is a very literate person who reads extensively.
她是一个非常有文化的人，广泛阅读。
C2 noun /ˈliː.vɪŋz/

Leavings

剩余物; 残留物
Meaning
things that have been left behind or remain; remnants or scraps
Example
The leavings from dinner were given to the dog.
晚餐的剩余物被给了狗。
A2 adjective /laɪt ɡriːn/

Light green

浅绿色
Meaning
a pale shade of green color; not dark green
Example
She wore a light green dress to the garden party.
她穿着一条浅绿色的裙子去参加花园聚会。
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。
B1 noun /lɪd/

Lid

盖子
Meaning
a removable or hinged cover for the top of a container
Example
Please put the lid back on the jar.
请把盖子重新放在瓶子上。
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。
B2 adjective /ˈlʌv.ə.bəl/

Lovable

值得爱的; 可爱的
Meaning
deserving of love; endearing; adorable
Example
The puppy was so lovable that everyone wanted to adopt it.
小狗是如此可爱，所有人都想领养它。
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。
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。
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。
B1 noun ˈlæŋɡwɪdʒ æps

language apps

语言学习应用
Meaning
Mobile or computer applications designed to help users learn new languages through interactive lessons and exercises.
Example
Language apps make learning easier.
语言应用程序使学习变得更加容易。
C1 adjective liːst prɪˈpeərd

least prepared

最不准备
Meaning
Having the minimum level of readiness or equipment to handle a situation.
Example
Bangladesh is among the least prepared for climate adaptation.
孟加拉国在气候适应方面是最不准备的国家之一。
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。
B2 noun ˈlaɪf ɪkˌspek.tən.si

life expectancy

预期寿命
Meaning
The average period that a person may expect to live; the length of time for which something is expected to last or to continue being effective.
Example
Life expectancy depends on healthcare quality.
预期寿命取决于医疗保健质量。
B2 adjective /lɪˈdʒɪt.ɪ.mət/

Legitimate

合法的; 有效的; 真实的; 合理的
Meaning
lawful; valid; genuine; reasonable
Example
He has a legitimate reason for being late.
他有正当的理由迟到。
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。
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。
B1 adverb /ˈlɪtərəli/

literally

字面上
Meaning
in a literal manner or sense; exactly
Example
He was literally running for three hours without stopping.
他字面上跑了三个小时没有停下来。
B2 noun ˈlæbrətɔːriz

laboratories

实验室
Meaning
A room or building equipped for scientific experiments, research, or teaching, or for the manufacture of drugs or chemicals.
Example
Advanced laboratories enabled groundbreaking discoveries.
先进的实验室促进了突破性的发现。
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。
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。
B2 noun /ˈlaɪ.kli.hʊd/

likelihood

可能性
Meaning
the chance or probability of something happening
Example
There is a strong likelihood of rain tomorrow.
明天有很大的降雨可能性。
B1 adverb /ˈlaɪk.li/

Likely

可能; 高概率
Meaning
probably; having a high probability of happening or being true
Example
It will likely rain tomorrow according to the weather forecast.
根据天气预报，明天可能会下雨。
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。