小说中的文化注释很少，也就是说你不需要太多的背景知识。

There are very few cultural notes in this, which means you don't need much background information.

youdao

乒乓球是一个锻炼的好方式，也很容易学会，你不需要太多的技巧。

It's a good way of exercise, and it's easy to play.

youdao

Rails框架既广且深，所以你将持续花时间学习，但是一开始你不需要太多。

The Rails framework is wide and deep, so it takes time to learn thoroughly, but you don't need to use very much of it to get started.

youdao

That way, you don't have to store too many things in your head.

那样的话,你就不需要记太多东西

耶鲁公开课 - 基础物理课程节选