Halohydrocarbon
[化] 卤代烃
🗣️ 情景例句
that will bring parents and teachers together once a week
让家长们及教师每星期一次
I have a dream.
我有一个梦想。
As it was extremely narrow, the man was unable to move,
由于烟囱太窄，那人无法动弹。