Chlorobutadiene
[机] 氯丁乙烯
🗣️ 情景例句
We have a very important meeting on at the moment.
现在我们正在开一个非常重要的会。
Excuse me,sir.Can you give me some information
对不起,先生.你能给我一些信息吗？
How about having lunch with me?
一起吃顿中饭怎样？