Acetylenehalide
[机] 乙炔基卤
🗣️ 情景例句
My son must have put you to a lot of trouble.
我儿子一定给你带来不少麻烦。
It's out of the question.
这是不可能的。
Thank you,Jim. Please sit down. Could you count them, please, Lucy?
谢谢你吉姆， 坐下吧！你能数数吗？鲁茜？