Dcci
[机] 二环己基碳二亚氨
🗣️ 情景例句
I work on the school magazine.
我在校杂志社工作。
Why so pissed off? Someone got in your way?
干嘛发火，谁惹你啦?
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。