这隐藏到了一个函数中，因为它不是直接的映射。

This is hidden into a function because it's not a straightforward mapping.

youdao

为了处理长函数，我们通过垂直省略，缺省隐藏较大的语句块。

To handle long functions, we collapse large blocks by default, using vertical elision.

youdao

每个函数都相当小，但是它们隐藏了大量烦人的细节。

Each function is relatively small, but all together, the functions serve to hide a lot of annoying details.

youdao