In other words, the wave has gained (or lost) half a wavelength in the process of reflection.

换句话说，在反射过程中光波已获得(或损失)半个波长。

youdao

I should never again see the world as I saw it on the other side of that moment, in the bright reflection of time lost.

从此以后，在对往昔岁月的美好回忆中，我再也不会用那一刻以前的目光去看待世界。

youdao

I should never again see the world as I saw it on the other side of that moment, in the bright reflection of time lost.

从此以后，在对往昔岁月的美好回忆中，我再也不会用那一刻以前的目光去看待世界。

youdao