buy的基本意思是用金钱换取等价物，可接介词at，表示“从某处买”可接介词from、of、off表示“花多少钱买”可接介词for、at表示“给某人买”。下面老师总结了一些关于buy的短语词组及固定搭配，一起来看一下吧。
under buy 低价购买
on the buy 买势很旺
buy at 买进
buy it 放弃；被杀
buy by 论...形式买
buy in 大宗买进
buy time 拖延时间
buy the farm 死；死亡
buy up 大量买进；全部买下（土地、房产或商品）
buy out 买下...的股权（或产权）
buy off 收买；贿赂
buy into 相信；接受；收购，购买
afford to buy 买得起
buy and/or sell 买和/或卖
buy clothes 买衣服
buy tickets 买票
buy direct 直购
buy online 网购
buy wholesale 批发购买
buy secondhand 买二手商品
buy into sth 购买公司股份；信从（尤指随大溜）
(have) bought it 被杀死；（尤指）在事故中丧生，阵亡
the best that money can buy 佳品；精品；极品
