buy的过去式是：bought；过去分词是：bought；第三人称单数现在时是：buys；现在分词是：buying。buy
英[baɪ] 美[baɪ]
vt.购买；获得；贿赂
vi.买，采购
n.购买，买卖；所购的物品
n.(Buy)人名；(法)比伊
