在他自己心里，他也知道那根弦终于在颤动了，那根弦一直蛰伏着，不曾被察觉。

In himself, too, he knew that it was vibrating at last, that chord hitherto dormant and unsuspected.

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一些弦论理论家认为弦论所预测的时空以外的额外维度，可能就是这个形状。

Some string theorists think the extra dimensions of space-time, which are predicted in string theory, may take this shape.

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如果宇宙弦存在，每根弦都像质子一样小，密度却极大。

If they exist, each string would be as thin as a proton, but incredibly dense.

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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

All of the sounds are produced by the strings on the instrument and how the bow is pulled across the instrument.

所有声音都是靠乐器上的弦产生的,琴弓在乐器上来回滑动发声

耶鲁公开课 - 聆听音乐课程节选