返回一个字符串，移除从一开始到结尾的空白。也去掉头尾的空白。

Returns a string that has whitespace removed from the start and the end.

youdao

记住一个故事所要传达的是变化，生活如何及为何从开始的一种状况变化到结尾的另一种状况。

Remember a story expresses how and why life changes from one condition at the beginning, to another condition at the end.

youdao

本文所独有的信息，是关于如何使用批处理文件安装及更新，和使用此方法所需步骤的从开始到结尾的演示。

Unique to this article is the information on installing and updating the product using a batch file, and the end-to-end presentation of the required steps in order to use this method.

youdao

It's a long sequence of instructions, it starts at the beginning, walks through, may jump around a little bit, but eventually comes down at the end. It's okay for the things you're doing for the early problem sets.

这是一长串指令，从开端开始，向前步行，偶尔来回跳一会儿,但是最终会走到结尾,这些足以解决最初级的问题。

麻省理工公开课 - 计算机科学及编程导论课程节选

We're prevented from rushing to the end of the sentence, or to the end of the poem, because at least as far as the -- well, you can understand why.

想直接读到句末，到,诗的结尾，因为--你们知道为什么。

耶鲁公开课 - 弥尔顿课程节选

But look at the end of the passage that I've just read, a few lines down. The doctrine that the Lady wishes to advance suddenly seems so absolutely not to be a doctrine of married chastity.

但是看一下我刚刚读到的文章结尾，下面的几行，女士希望改进的交教义,突然看上去那么绝对，不再是婚姻贞节的教义。

耶鲁公开课 - 弥尔顿课程节选