你需要去了解，并使自己确信，除此之外，此时此刻在你的世界没有更重要的东西。

That you need to understand and be reassured that nothing more important is going on in your world.

youdao

但你不用担心，你永远都不需要去了解这些复杂的原理和技术(除非你自己硬要去学)。

But have no fear, you will never need to understand all of the complex theories and science that help your equipment work (unless you really want to).

youdao

但你不用担心，你永远都不需要去了解这些复杂的原理和技术(除非你自己硬要去学)。

But have no fear, you will never need to understand all of the complex theories and science that help your equipment work (unless you really want to).

youdao