And if we go on to step three where we figure out how many we would need for full octets, it's just going to be 2 times 8, so we have 16.

而如果我们继续到第三步,判断一下填满所有“八隅体“需要多少个价电子，结果应该就是二乘以八，也就是十六个。

麻省理工公开课 - 化学原理课程节选

But it turns out that with this language we glimpsed on Wednesday, you can do the step so much more easily and yet the ideas are identical to what we're gonna explore at a lower level in the weeks to come.

实际上，通过在周三,学习的Scratch语言，你可以更容易地做这步,思路和今后几个星期,我们将探讨的是相同的。

哈佛公开课 - 计算机科学课程节选