a: be careful, your laces are undone.
b: oh, i never learned how to tie them properly.
lace
n. １．网眼花边，透空织品，花边；２．鞋带，系带
vt. (up) 用系带束紧
a: sorry i’m late, my alarm did not go off on time.
b: that is a lame excuse, don’t let it happen again.
lame
a. １．跛的，瘸的；２．站不住脚的，差劲的，蹩脚的
a: i am lamenting the loss of my dear friend.
b: goodness, what happened to him?
lament
vt. １．哀悼，痛惜；２．抱怨，为．．．而遗憾
vi. 哀悼，悲痛
n. 挽歌，悼词
a: i am going to the lake to float some lanterns .
b: it would be best to wait until it is dark.
lantern
n. 灯笼，提灯
a: i saw my father again after a lapse of twenty years.
b: that must have been an emotional meeting.
lapse
n. １．失误，疏忽；２．（时间的）流逝，间隔；３．（兴趣等的）减少，（信心的）丧失；４．陷入（或进入）（某种状态）(into)
vi. １．终止，失效；２．(into)陷入（或进入）．．．状态
a: stop annoying your brother.
b: don’t lash out at me, he was the one that started it.
lash
v. １．（用绳索等）将（物品）系牢；２．鞭打，抽打，（风，雨等）猛烈打击；３．猛烈抨击，严厉斥责
n. １．鞭子，鞭端绳索（或皮条）；２．鞭打；３．眼睫毛；４．鞭梢
lash out (at) 猛烈抨击
a: i know you have the ability to do the task, it is latent within you.
b: but i am not so confident that it is there.
latent
a. 潜在的，隐伏的，不易察觉的
a: on what line of latitude is france?
b: well, it will span several lines, but you should check in an atlas for the exact figures.
latitude
n. １．纬度；２．［pl.］纬度地区；３．（言语，行动等的）回旋余地，自由
a: did you enjoy the wedding?
b: indeed, it was a very lavish affair.
lavish
a. １．过分丰富的，无节制的；２．过分慷慨的，浪费的
vt. (on,upon) 慷慨地给予，挥霍
a: was our teacher also a priest?
b: no, he was just a layman .
layman
n. 门外汉，外行
a: there were a lot of layoffs recently in my town.
b: that will be hard on the families in the region, do you think they will be able to find new jobs?
layoff
n. （尤指临时）解雇
a: could you please give me some additional information about your organization?
b: certainly, this leaflet has all the details that you will need.
leaflet
n. 传单，散页印刷品，小册子
v. （向．．．）散发传单（或小册子）
a: have you seen my shoes, mum?
b: yes, they are drying on the window ledge .
ledge
n. １．岩架，岩石突出部；２．架状突出物，壁架
a: mr. smart had a full and an interesting life.
b: yes, he indeed left a legacy .
legacy
n. 遗赠的财物，遗产
a: i am fascinated with ancient folk tales and legends .
b: yes, there are some wonderful stories that survived the ages.
legend
n. １．传说，传奇故事；２．传奇人物
a: this time, sir, i have a legitimate excuse for being late, i was ill.
b: do you have a doctor’s note to prove it?
legitimate
a. １．合情合理的；２．合法的，法律认可的
vt. 使合法
a: would you like a glass of lemonade ?
b: oh, yes please, that sounds very refreshing.
lemonade
n. １．柠檬水；２．汽水
a: even though you have been naughty, i will be lenient just this one time.
b: thanks, mum, and i promise not to do it again.
lenient
a. 宽大的，仁慈的
a: do you need anything from the shops?
b: yes, i’d need to make a salad. could you buy some lettuce please?
lettuce
n. 莴苣，生菜
a: i can’t open the window.
b: here is a stick, use it as a lever to force it open.
lever
n. １．杠，杠杆；２．途径，工具，手段
vt. （用杠杆）撬动，撬起
a: my boss never gives much leverage , i don’t think i’ll be able to get the day off work.
b: oh, at least try one last time.
leverage
n. １．力量，影响，手段，优势；２．杠杆作用，杠杆的力量
a: the government has increased the levy on imports.
b: by what percentage?
levy
vt. 征收（税等）
n. 征税，税款
a: you are a liability around the house.
b: i’m not dangerous. i’m just energetic.
liability
n. １．责任；２．［pl.］负债，债务；３．不利条件，起妨碍作用的人（或物）
a: lilies are my favourite kind of flower.
b: oh, mine too!
lily
n. 百合，百合花
a: i arrive to the ball by limousine .
b: oh, i could not afford one, so i came by bus!
limousine
n. 轿车
a: sarah has a very limp handshake.
b: yes, i don’t think that she is confident in herself.
limp
a. １．软弱的，无生气的，无精神的；２．软的，松沓的
vi. 一瘸一拐地走，蹒跚
n. 跛行
a: have you done linear equations in math class yet?
b: no, i think we cover them next year.
linear
a. １．线的，直线的，线状的；２．长度的；３．线性的
a: is your shirt made from cotton or linen ?
b: i am not sure what kind of fabric it is.
linen
n. １．日用织品，亚麻织品；２．亚麻布
a: i worked on a cruise liner for three months.
b: sounds exotic, but i’m sure that it was hard work!
liner
n. １．大客轮；２．（化妆用）眼线膏，眼线笔，描唇笔；３．衬里
a: what would you like to do this morning?
b: just linger in bed a while longer.
linger
vi. １．（因不愿意离开而）继续逗留，留恋徘徊；２．(on)继续存留，缓慢消失
a: i had a problem learning how to speak correctly when i was a child.
b: oh, i also had some linguistic problems.
linguistic
a. 语言的，语言学的
a: is that lipstick on your collar?
b: no, it is just tomato sauce, trust me!
lipstick
n. 唇膏，口红
a: what do you do in your spare time?
b: i’m involved in a literacy project, teaching kids how to read.
literacy
n. 识字，有文化，读写能力
a: you should try to look beyond literal translations of the poem.
b: but it is too difficult for me.
literal
a. １．照字面的，原义的；２．逐字的
a: you should not take everything that i say literally .
b: well, you should be more direct.
literally
n. １．逐字地，照原文，照字面地；２．确实地，真正地；３．简直
a: my grandmother was the only literate girl in her family.
b: she was lucky to get an education.
literate
a. １．有读写能力的；２．有文化修养的
a: please put your litter in the bin.
b: oh, i can’t see one.
litter
n. １．废弃物，被胡乱扔掉的东西；２．一窝（仔，崽）；３．（一堆）杂乱的东西
vt. 乱扔东西于
vi. 乱扔废弃物
a: the livestock on my farm are doing very well.
b: how many cows and sheep do you have in total?
livestock
n. ［总称］家畜，牲畜
a: were you out in the sun?
b: yes, i got burnt and i look like a lobster .
lobster
n. 龙虾
a: are there any libraries in your locality ?
b: no, but there is one in the next town.
locality
n. 地区，地点
a: oh no, i left my watch in the locker in the gym.
b: you better go back and get it.
locker
n. （公共场所供个人使用的）寄物柜
a: i’m interested in early locomotive travel.
b: i have never really been interested in trains myself.
locomotive
n. 机车
a: you have very lofty ideals.
b: no, i just have high expectations of myself.
lofty
a. １．高傲的，傲慢的；２．崇高的，高尚的；３．高耸的，极高的
a: my family has never enjoyed longevity .
b: but you are lucky, you are already 91!
longevity
n. １．长寿；２．寿命
a: what line of longitude are the falkland islands located on?
b: not sure, you better check a map.
longitude
n. 经度
a: my grandmother made all her clothing on a loom .
b: did she teach you how to use it?
loom
n. 织布机
vi. １．阴森地逼近，隐现，赫然耸现；２．即将来临
a: what did you do with the stolen loot ?
b: i hid the money in a secret location.
loot
n. 赃物，战利品，掠夺物
v. 抢劫，劫掠，掠夺
a: my skin is too dry, it must be because of the hot weather.
b: here is some lotion , rub it on to help.
lotion
n. 洗液，洗济，护肤液
a: whether i win or lose is a lottery .
b: are you sure there is nothing you can do to increase your chances of winning?
lottery
n. １．抽彩给奖法；２．碰运气的事，难于算计的事
a: this is an unusual dish, what is the main ingredient?
b: it is made from lotus leaves.
lotus
n. 莲，莲花
a: they will announce the match results over the loudspeaker .
b: we had better pay more attention then.
loudspeaker
n. 扬声器，喇叭
a: did you see my scarf, dad?
b: yes, it is the lounge , near the tv.
lounge
n. 休息厅，休息室
vi. １．（懒洋洋地）倚，（懒散地）躺；２．闲逛，闲荡
a: the brakes on my bike are not working.
b: perhaps you need to lubricate them.
lubricate
vt. 使润滑
a: i just landed a new lucrative job.
b: great, would you like to share some of your hard earned cash with me?
lucrative
a. 赚钱的，可获利的
a: i had to close my shop. business had lulled .
b: that is such a shame.
lull
vt. １．使安静，使入睡；２．缓和，减轻，哄骗
n. 暂时的平息（或平静）
a: i will have to lumber a clearing in the forest.
b: oh, are you sure it is necessary to cut down the trees?
lumber
vi. 笨拙地移动，缓慢吃力地移动
vt. 拖累，使陷入困境
n. １．（堆放着的）家用废旧杂物；２．木材，不料，锯制板
a: the room was luminous with the light.
b: it must have looked beautiful, especially in the evening.
luminous
a. 发光的，发亮的，光明的
a: i’d like to make a lunar landing some day.
b: i’d also love to visit the moon.
lunar
a. 月的，月球的
a: why did you move to the city?
b: i was lured by the bright lights.
lure
vt. 吸引，引诱，诱惑
n. １．吸引力，诱惑物；２．诱饵，鱼饵
a: you have a strong lust for power.
b: yes, i consider myself ambitious.
lust
n. １．（强烈的）性欲，淫欲
vi. (after, for) 对．．．有强烈的欲望
a: shakespeare wrote exceptional lyric poetry.
b: i agree, his work is amazing, jack.
lyric
a. 抒情的
n. ［常pl.］歌词