Polyhalide
多卤化物
🗣️ 情景例句
I'm not only willing to help, I'm willing and able.
我不但示意帮忙，而且能够帮上忙。
I asked him a lot of questions.
我问他很多问题。
While on a walking tour with his wife,
一次，他与妻子徒步旅行。