purchase buy 的语法

Question

是purchase sth for some money
还是buy sth for some money
请把正确的告诉我
谢谢
是buy sth for some money 不是sth

Answer 1

purchase 购买
buy 买
purchase something for some money 花钱购买（大件）
buy something for some money 花钱买（东西）
这两个词在用法上没有什么区别，只是平时我们“买”东西，而不会特别强调“购买”东西。

Answer 2

都可以啊～
buy/purchase sth. for sb.
buy sb. sth.

purchase sth. with./for sth.(money or others)
e.g. I purchased the house with loans.这房我是贷款买的。
She purchased her first house with the money.
from【牛津高阶英汉双解词典】
They purchased the land for $1 million.
from【牛津高阶英语词典】

buy sth for $10/￡200 etc
e.g.Dan bought the car for $2000.
It's much cheaper to buy in bulk (=buy large quantities of something).
from【朗文当代英语词典】