“哦，班杰，”水鼠兰特喊道，“请让我们进去。”

"Oh, Badger," cried the Rat, "let us in, please."

youdao

当我们去敲她的门时，她似乎很紧张，但还是让我们进去了。

When we knocked on her door, she seemed tense but allowed us in any way.

youdao

他不能让我们进去，他也缚手缚脚。

He cannot let us in. His hands are tied.

youdao

So, let's go back to the notes, and let's fill these in, seven electrons. Another way you could have known them was to look at Lewis' notes here, where if look at this box carefully you see there are seven dots around the cube, so there are his seven valence electrons.

那么，让我们回到讲义，把它们填进去，七个电子，还有另外一种方法可以知道这些,那就是看看路易斯的讲义这里，大家可以看到这个立方体周围有七个点,因此有七个价电子。

麻省理工公开课 - 化学原理课程节选

So let's just plug in these numbers here.

让我们把这些数字代入进去。

麻省理工公开课 - 化学原理课程节选

Let's fill. What do we get?

让我们填进去，我们得到了什么？

麻省理工公开课 - 固态化学导论课程节选