没有人确切地知道它是什么时候或者为什么开始成为和平的象征。
No one knows for sure when or why it began to symbolize peace.
或者为什么你的导航软件把你领到了小巷而不是高速公路上?
Or why your navigation app took you on the side street instead of the highway?
想一下,为什么他们是独特的,或者为什么他们会令人讨厌。
That's why your operating systems and your personal computers often crash for no apparent reason. Just because two things happen to, once in a while, occur at the same time.
这就是为什么你的电脑或者操作系统,经常会毫无预兆的崩溃了,这是因为两件事情正好同时发生了,通常还有人工输入。
But Eudora Welty was once asked why Southerners can be such great writers, or such good storytellers and she was a wonderful storyteller.
但有一次她被问到,为什么南方总是出伟大的作家,或者是杰出的小说家,她自己就是个很出色的小说家
And that's basically the process of ascertaining why the program is not working.
这其实是一个查明为什么程序,不运行或者不按期待中运行的过程。
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