Acetylide
n. [化]乙炔化物
🗣️ 情景例句
How long will it take to get some more in from the factory?
从工厂再运一些货过来要多久？
She is hard to please.
她很难取悦。
Only one or two people have objected that the students will drive too fast!
只有一两个人提出反对意见，说学生们会把车开得太快！