The first of these waves is, you remember, the restrictions on private property, even the abolition of private property.

第一波是，记得是什么吗，限制私产，甚至要废除私产制。

耶鲁公开课 - 政治哲学导论课程节选

Each of these waves is regarded as in some way necessary for the proper construction of a just city.

每一波,在某些程度上,都被视为是真正建立正义之城的必需条件。

耶鲁公开课 - 政治哲学导论课程节选

All right. So, let's look at this in another way, sometimes it's hard to picture these waves combining.

好的，让我们从另外一个方面来看，有时候很难想象这些波函数的组合。

麻省理工公开课 - 化学原理课程节选

But because the way sound waves operate, we have these low sound waves taking a very long time to clear.

但鉴于声波的传播方式,低声波要过更长的时间才消失

耶鲁公开课 - 聆听音乐课程节选

So we can actually constructively and destructively combine these waves, these atomic orbitals to make a hybrid.

我们可以相长,和相消叠加这些波，这些原子轨道可以杂化。

麻省理工公开课 - 化学原理课程节选