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| 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
 
 
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