Ehmo
[化] 推广的休克尔分子轨道法
🗣️ 情景例句
We are four in all.
我们家共有四口人。
Well, I'm sorry you have to leave so early.
哦，很遗憾，你非得这么早走不可。
My name is Wu Jun. This is our first lesson, so I don't know all your names.
我叫吴军。这是我们第一次上课，所以我认不全你们的名字。