Purchasing contract
[经] 购买协议, 买货合同
🧩 词语组成解析
[计] 采购的
🗣️ 情景例句
Sorry, I've already got plans.
对不起， 我有事。
Eat one's cake and have it.
又要马儿好，又要马儿不吃草。
I'm afraid the item you substituted didn't work.
你这代替品恐怕不能用。