其实，对于一些愉快的过去，也不必刻骨铭心。的翻译：In fact, for some pleasant past, or engraved. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

In fact, for some unhappy past, do not memorable.

In fact, for some pleasant past, or engraved.

Actually, regarding some happy pasts, also does not need to remember with eternal gratitude.

In fact, for some pleasant past, or engraved.