And so there are only two kinds of waves that can exist on this violin string, standing or traveling.

由于这只有两种波,可以存在在这条弦上，驻波或行波。

麻省理工公开课 - 固态化学导论课程节选

The second thing is, just as in the case of the violin string, the wave equation, as posed by Schrodinger, has a plurality of solutions.

第二，就那个小提琴弦而言，波动方程，被薛定谔所提出的，有许多解法。

麻省理工公开课 - 固态化学导论课程节选

Let's take the situation where we take a violin string and we pluck it.

让我们设想这样一个情景,我们拿着小提琴的弦拉直它。

麻省理工公开课 - 固态化学导论课程节选

And that is a violin string.

那就是小提琴的弦。

麻省理工公开课 - 固态化学导论课程节选

The violin string extends from x equals zero to x equals L, and we pluck the violin string.

弦从X轴指向原点,让x等于L，然后我们拉直那根弦。

麻省理工公开课 - 固态化学导论课程节选