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历史：
lean verb | adjective
 1 
lean / lin ; li:n /verb (past tense and past participle leaned) or leant / lZnt ; lent / especially BrE
1. I always + adv / prepto move or bend your body in a particular direction屈身; 倾斜:
[+ forward / back / over etc ]
•They were leaning forward, facing each other.他们面对面身体前倾。
•Lean back and enjoy the ride.把身体往后靠，尽情享受乘车旅行的乐趣吧。
•She leant towards him and listened.她探过身子去听他说话。
2. I always + adv / prepto support yourself in a sloping position against a wall or other surface倚，靠:
[+ against / on ]
•He was leaning on the bridge, watching the boats go by.他靠在桥上，看着船来船往。
3. I,T always + adv / prepto put something in a sloping position where it is supported, or to be in that position（使斜靠）; 斜靠（在…）:
lean (sth) against / on sth
•A huge mirror was leaning against the wall.一面巨大的镜子斜靠在墙上。
•He leant his bicycle against the fence.他把自行车斜靠在篱笆上。
4. Ito slope or bend from an upright position倾斜，弯曲:
•trees leaning in the wind在风中东倒西歪的树木
 PHRASAL VERBS 
lean on sb
1. to depend on someone for support and encouragement, especially at a difficult time〔尤指在困难时刻〕依靠，依赖〔某人〕:
•The couple lean on each other for support.夫妻俩互相扶持。
2. informalto try to influence someone, especially by threatening them〔对某人〕施加压力〔尤指通过恐吓〕:
•He won't pay unless you lean on him.你不吓吓他，他是不会付钱的。
lean towards sth
to tend to support, or begin to support, a particular set of opinions, beliefs etc倾向于，向…倾斜:
•Canada, the UK and Japan leant towards the US view.加拿大、英国和日本都倾向于美国的看法。
 2 
leanadjective
1. thin in a healthy and attractive way苗条的，健美的:
•He was lean, tall, and muscular.他身材瘦高，肌肉结实。
⇒box at THIN¹
2. lean meat does not have much fat on it〔肉〕瘦的，脂肪少的;ANTfatty
3. a lean organization, company etc uses only as much money and as many people as it needs, so that nothing is wasted〔组织、公司等〕节俭的，精简的
4. a lean period is a very difficult time because there is not enough money, business etc不景气的:
•His wife was a source of constant support during the lean years .在不景气的那些年里，妻子一直是他的依靠。
—leanness noun U

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