Betatopic
[机] 失电子的, 差电子的
🗣️ 情景例句
so that we don't have to worry about any structural problems.
我们就可以不用担心任何结构上的问题。
John could not decide when to leave.
约翰无法决定几时要出发。
For a beginner, you're pretty good.
做为一个初学者，你已经做得很好了。