/baɪ ||; baɪ/verb [T] (past tense past participle bought /bɔ:t ||; bɔt/)buy sth (for sb);buy sb sth to get sth by paying money for it 买: I'm going to buy a new dress for the party. 我要为这次聚会买条新的连衣裙。We bought this book for you in London. 我们在伦敦给你买了这本书。Can I buy you a coffee? 给你买杯咖啡，好不好？He bought the car from a friend. 他从朋友那里买来这辆车。Did you buy your car new or second-hand? 你买的是新车还是二手车？He bought the necklace as a present for his wife. 他买这条项链送给妻子当礼物。 buy time to do sth in order to delay an event, a decision, etc 拖延时间，争取时间（以便推迟某项活动、决定等）: He took a few days' holiday in order to buy some time before giving them his final decision. 他休了几天假，以便过些时候再给他们最后决定。 buy sb off(informal 非正式) to pay sb money, especially dishonestly, to stop him/her from doing sth you do not want him/her to do 用钱收买，行贿（以阻止别人干某事）: The construction company tried to buy off the opposition by offering them discounts on the properties they were planning to build. 建筑公司提出要把打算盖的住宅折价卖给对手，以此来收买他们。 buy sb out to pay sb for his/her share in a house, business, etc in order to get full control of it yourself 买下（房子、企业等的）股份，以获得充分控制权: After the divorce, she bought him out and kept the house for herself. 离婚以后，她出钱使他放弃房子，归为己有。