v (1) (购)买(get sth by paying money; purchase)[I， T+n， T+n+prep(for)， C+n+adj， D+n+n， D+n+prep(for)]：When prices are low， they～.价低时他们买进。～s from a firm/a person从一公司/一个人处买;buy (a TV/a house) on hire-purchase(BrE)/the instalment plan(AmE)分期付款购买(电视/房子);～a book/a house/a present/a ticket买书/房/礼物/票;～the coats for ￡10/for very little money/at ￡2 a piece花10英镑/很少一点钱/两英镑一件买下那些上衣;～the car new/second-hand/cheap那辆车买的是新的/是二手货/很便宜;～sb (oneself) a new hat/a new hat for sb(oneself)给某人(自己)买一顶新帽子; Let me～you a drink.我来给你买点饮料吧! 〖同〗purchase;〖反〗sell;

(2) 可购得(be able to buy or get)[T+n]：Money can't～happiness/health/education.金钱买不来幸福/健康/学识。You can't～freedom.自由是买不来的。A pound now～s less than it used to/half what it did last year.现在一英镑可买到的东西比过去少/是去年的一半。Money～s less and less every day. 钱一天比一天毛。Ten dollars will～a lot of meat.10美元可买到很多肉。

(3) 换取(obtain sth in exchange for sth， often sth of great value or by a sacrifice)[T+n+prep(with)， T+n 通常pass]：～peace/honour with flattery 用谄媚换取和平/荣誉;Our soldiers bought our freedom with their lives.我们的战士用他们的生命为我们争得了自由。His fame was bought at the expense of health/happiness.他的名声是牺牲了健康/幸福换来的。The victory/peace was dearly bought.这胜利/和平是用昂贵的代价换得的。

(4) 收买，贿赂(bribe sb)[T+n]：Most public officials/Honest politicians/He can't be bought.大多数公务官员/诚实的政治家/他是收买不了的。〖同〗bribe;

(5) 相信，接受(accept or believe)[T+n](infml)：No one will～that excuse/nonsense.没有人会相信那样的借口/那种胡说八道。I don't～that explanation.我才不信那种解释。

buy in (v adv) 购买(以储备)(vt)：Have you bought in enough bread/coal for the weekend? 你买了足够的面包/煤以过周末吗?～in stocks of sth 购买……以作储备;

buy off/over (v adv)收买，买通(vt)：The criminal's friends bought off (或over) the witness/the police.罪犯的朋友们买通了证人/警察。

buy out (v adv)购买股份(以独占一企业)(vt)：～out one's partners/the owner/a business/a company把合伙人/店主/商店/公司的股份买过来;

buy up (v adv)全部购买(vt)：～up all the houses in a street/all available land/the whole company/the last of the strawberries买下一条街上所有的房子/所有能买到的土地/整个公司/所剩下的草莓;

→′buyer n 购买者;采购员;

n (1) 购买(act of buying)[U](infml);

(2) 廉价品(sth cheaper than usual; bargain)[C]：The coat is a real/good～at that price! 这上衣要这个价实在便宜。Best～s of the week are carrots.本周最便宜的东西是胡萝卜。Other good～s include cameras.别的廉价品包括照相机。〖同〗bargain;

【辨异】buy与purchase都是“买”的意思。buy是普通日常用语;而purchase 则为正式用语，常指大宗购买，或在高级的场所购买等，如：purchase a year's supplies(购买一年的用品)。