Acetylenehalide
[机] 乙炔基卤
🗣️ 情景例句
Hi, Mr. Stewart.
嗨， Stewart 先生。
I don't remember where I was then.
我不记得那时我在哪里。
And you ought to get a few large rocks to put in the tank.
还有，你应该弄到几块大点儿的岩石，放进水箱里。