buy/ baɪ /

1.vt.


2.vt.[商] [+company] 
收购

3.vt.[+time] [ freedom] 
赢得

It was a risky operation, but might buy more time.
这样做有风险,但可能会赢得更多的时间。
4.noun [c] 
(purchase) 所买之物

Other good buys include cameras and toys.
其他买来的好东西还包括相机和玩具。
to buy sb sth
给某人买某物
to buy sb a drink
请某人喝一杯
to buy sth from a shop
从店里购买某物
to buy sth off {or} from sb
从某人处购买某物