很关心你吧，我要说明一下，在视觉上，它们代表了不一样的波长。

I care about you. I wanted to illustrate that this is representing different wavelengths in the visible.

youdao

很关心你吧，我要说明一下，在视觉上，它们代表了不一样的波长。

I care about you. I wanted to illustrate that this is representing different wavelengths in the visible.

youdao