Acetylenehalide
[机] 乙炔基卤
🗣️ 情景例句
And his name and the date are on the bottom.
他的名字和日期都在下面。
The law is not the same at morning and at night.
早上的法令跟晚上的不一样；朝令夕改。
Boy, I'm really glad to hear that.
哇，听了真叫人高兴。