But why two different files?

但是他们为什么是两个文件？

youdao

I don't see why two branches o 'one family should not be on visiting terms.'

我不明白一个家族的两房人为什么就不能往来。

youdao

Prisoner's dilemma demonstrates why two people might not collaborate even if it is in their best interests to do so.

囚徒困境解释了为什么即使合作符合两个人的最佳利益，他们也可能不会选择合作。

youdao

People debate issues like industrial farming, the use of sweeteners and why today two out of three adults weigh too much.

VOA: special.2010.12.27

And so what I'm going to do is just now run through the next two or three scenes and talk about why they're set next to each other.

因而我现在只是讲一下,接下来的两三个场景,并谈谈他们被放在一起的原因。

耶鲁公开课 - 1945年后的美国小说课程节选

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。

麻省理工公开课 - 计算机科学及编程导论课程节选

You may ask: Why two American political strategists at a global forum on business?

FORBES: Lipstick On A What?

Could this be why two thirds of our population has not completed any advance directives?

FORBES: Can Patients Make Good Decisions?

That's why two weeks ago Ed announced a green jobs training program for autoworkers in hard-hit communities.

WHITEHOUSE: President Obama: The Beginning of a New GM