掐指算算旅程，幸福日历满排。

Choke refers to calculate journey, happiness calendar full line.

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建筑西侧，一部分墙体被移除，以一排向外旋转的玻璃门代替，朝向种满植物的花园。

On the west side of the building, a section of the wall was removed and replaced with a row of glazed doors that pivot outwards onto a garden planted with trees.

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如果你认为博物馆只不过是一排落满灰尘的玻璃柜，或是一些光线暗淡的藏画室，那么当你参观美国的一些博物馆时，你会感到吃惊。

If your idea of a museum is dusty row of glass cases, or rooms full of poorly lit paintings, you'll be surprised when you visit some of the museums in the United States.

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So in terms of total numbers that we would need to complete our octets and fill our valence shells, we would need 18 electrons.

因此要填满我们的“八隅体“,排满所有的价壳层，我们总共需要十八个电子。

麻省理工公开课 - 化学原理课程节选

The reason is because we already have a full valence shell for our hydrogen, it doesn't want any more electrons.

原因是因为我们的氢,已经有一个排满的价壳层了，它不再需要多余的电子了。

麻省理工公开课 - 化学原理课程节选

Step three in our Lewis structure rules is to figure out how many electrons we would need in order for every single atom in our molecule to have a full valence shell.

路易斯结构规则的第三步是,找出让分子中每个原子的价壳层,都排满应该需要多少个价电子。

麻省理工公开课 - 化学原理课程节选