1、风雨过后未必有彩虹，但肯定会有希望，会有光芒。

There may not be a rainbow after the storm, but there must be hope and light.

2、生命似雨后彩虹，你若凝视，便是永恒。

Life is like a rainbow after rain. If you gaze at it, it will be eternal.

3、经历风雨未必现彩虹，但彩虹总在风雨后。

Rainbows may not appear after storms, but rainbows are always after storms.

4、彩虹在一定的条件下才会形成，而彩虹无非是永远无法触摸的光。

Rainbows are formed only under certain conditions, and rainbows are light that can never be touched.

5、童话说雨后会有一道彩虹，却不曾说过它也会转瞬成空。

Fairy tales say that there will be a rainbow after the rain, but they have never said that it will turn into nothing.

6、彩虹七色分明，灿烂夺目，仿佛一座节目的彩色拱门。

The rainbow is colorful and brilliant, like a coloured arch of a program.