But this much effort should really not be necessary; indexing and slicing should "just work" whether a concrete sequence or a iterator is involved.

但是，费这么大力气实际上应该是不必要的；无论涉及的是序列还是迭代器，编制索引和切片都应该是“可行的”。

youdao

But this much effort should really not be necessary; indexing and slicing should "just work" whether a concrete sequence or a iterator is involved.

但是，费这么大力气实际上应该是不必要的；无论涉及的是序列还是迭代器，编制索引和切片都应该是“可行的”。

youdao