With dissonant intervals they tend to be frequencies that are sounding right next to each other, very close-by frequencies.

这些不协调音程的频率,听起来彼此很相似,频率很相近

耶鲁公开课 - 聆听音乐课程节选

They thought, for example, if you could do something with one element, if you looked at an element very close to it, it would be similar enough that you could maybe replace it with that.

他们认为，比如，用一种元素可以做的，用它邻近的元素，代替它的位置,也应该能做到。

麻省理工公开课 - 化学原理课程节选

Again we have the charge of the nucleus on plus 2, +2 but let's say this time the electron now is going to be very, very close to the nucleus.

对于我们的氦原子，我们有一次得到了原子核电荷量为,但是我们说这次电子。

麻省理工公开课 - 化学原理课程节选