- VERB 买;购买
 If you buy something, you obtain it by paying money for it.- He could not afford to buy a house...
 他买不起房子。
- They can now be bought fresh in supermarkets...
 这些现在可以在超市买到新鲜的了。
- Lizzie bought herself a mountain bike...
 莉齐给自己买了辆山地自行车。
- I'd like to buy him lunch.
 我想请他吃午饭。
 
- VERB 买到;能买;够买
 If you talk about the quantity or standard of goods an amount of money buys, you are referring to the price of the goods or the value of the money.- About £35,000 buys a habitable house...
 大约花3.5万英镑就能买到一所宜居的房子。
- If the pound's value is high, British investors will spend their money abroad because the pound will buy them more.
 如果英镑升值,英国的投资家们就会向国外投资,因为这样英镑能买到更多的东西。
 
- VERB (争取或付出一定代价以)获得,赢得
 If you buy something like time, freedom, or victory, you obtain it but only by offering or giving up something in return.- It was a risky operation, but might buy more time...
 这是一次冒险的行动,但也许能赢得更多的时间。
- For them, affluence was bought at the price of less freedom in their work environment.
 对他们来说,富足是以减少在工作场所的自由为代价才获得的。
 
- VERB 收买;贿赂
 If you say that a person can be bought, you are criticizing the fact that they will give their help or loyalty to someone in return for money.- Once he shows he can be bought, they settle down to a regular payment.
 一旦他表现出可以被收买,他们就会定期向他行贿。
 
- VERB 相信;接受
 If you buy an idea or a theory, you believe and accept it.- I'm not buying any of that nonsense.
 我才不信那些废话呢。
- Buy into means the same as buy .
 buy into同buy
- I bought into the popular myth that when I got the new car or the next house, I'd finally be happy.
 我相信那个流行的说法,当我有辆新车或者第二套房子时,我才能最终心满意足。
 
- N-COUNT 划算的东西;性价比高的商品
 If something is a good buy, it is of good quality and not very expensive.- This was still a good buy even at the higher price...
 即使价格更高一些,这仍然很合算。
- S & G offers great buys on computer software. S & G
 公司可提供性价比很高的电脑软件。
 
Do not confuse buy and pay. If you buy something, you obtain it by paying money for it. Gary's bought a bicycle. If you pay someone, pay them money, or pay for something, you give someone money for something they are selling to you. I paid the taxi driver...I need some money to pay the window cleaner... Some people are forced to pay for their own medicines. If you pay a bill or debt, you pay the amount of money that is owed. He paid his bill and left... We were paying £50 for a single room. 
不要混淆buy和pay。buy指通过付钱获得某物:Gary's bought a bicycle(加里买了一辆自行车)。pay指为购买某物付钱给某人:I paid the taxi driver(我付钱给出租车司机),I need some money to pay the window cleaner(我需要些钱付给玻璃清洁工),Some people are forced to pay for their own medicines(一些人被迫自付药费)。付账或还债用Pay:He paid his bill and left(他付完账走了),We were paying £50 for a single room(我们开一个单人间要付50英镑)。