Phosphonitryl
磷氮基
🗣️ 情景例句
I studied English in school.
我是在学校里学的英语。
Why don't we go to the office now?
为何我们现在不去办公室呢？
My knee hurts, my foot hurts and my head too.
我的膝盖伤了，脚伤了，还有头。