buy的表达多种多样，表达字面意义的“我不买某物”，你可以说 “I don't want to buy sth”

　　今天把buy的特殊用法都来学一下!

　　I don't buy it 我不认同

　　-Have you read his proposal?

　　-Yes, but actually I don't buy it.

　　你看到他计划书了吗?

　　看了，但是我不太认同

　　p.s. I don't buy it 是“我不认同”的固定表达

　　如果你不想买某样物品，可以直接说你不想买

　　但是不能随便说你“不认可”人家

　　这就很挑衅了

　　BUY的各种用法

　　buy 买

　　I'd like to buy a watermelon.

　　我想买个西瓜(此时此刻真的想买个西瓜吃)

　　p.s. 在买普通的物件时,直接用buy就可以

　　buy at 以某特殊价格买

　　My goal is to buy the ticket at 380 and sell at 1000.

　　I don't buy it!

　　我想以380的价格买进门票，然后1000高价卖出去

　　我不认可你这想法!!(臭黄牛)

　　p.s. buy at 后面要 + 价格

　　buy in

　　1) 商业投资，大宗买入

　　I will not buy in this new company.

　　我不会在这家新公司投钱的

　　2)认可;相信(某人)

　　Obviously his boss doesn't buy in him because of his limited English level.

　　很显然，他的老板不认可他，因为他英语太差了