Ordinary grade
= O grade
🧩 词语组成解析
🗣️ 情景例句
Who's buying the drinks?
谁来买酒？
Please sign a copy of our Sales Contract No.156 enclosed here in duplicate and return to us for our file.
请会签第156号销售合同一式两份中的一份，将它寄回我方存档。
We could make them lower for you.
我们可以算你便宜一点。