你觉得这很不划算。这是为什么呢？
“这是为什么呢？”她若有所思地问自己。
他不想求助于神启，这是为什么呢？
大部分软件却是32位，这是为什么呢？
可这是为什么呢？
这是为什么呢？这就是爱！
可是这几天，小羊有点苦恼，这是为什么呢？
But these days, the lamb is a little distressed, this is why?
几年前，陆军发现一些士兵过得比其他人好，这是为什么呢？
A few years ago, the Army noticed that some soldiers fared better than others, and it wondered: Why?
有些人的自制力似乎总是比别人差，这是为什么呢？
It seems some people just have less self-discipline than others. Why is this?
那么这是为什么呢？蒙上眼睛我们就走不了直线了？
轮转锁在单处理器机器上不能使用。这是为什么呢？
Spinlocks should never be used on uniprocessor machines. Why is this?
然而，我们自己也发生了空前的改变，这是为什么呢？
However, we ourselves have unprecedented change, this is why?
人物A一直在摇晃手腕，这是为什么呢？她受伤了吗？
我指的是我在这儿试了三次，它都停了，那这是为什么呢？
How do we know this always stops? I mean, I ran three trials here, and it did.
这是为什么呢？专家指出，是墓坑里的积水起了关键作用。
Why? The experts pointed out that the water in the tomb pit played a key role.
平均起来，群体中41%的错误答案得到附和。这是为什么呢？
On average, the subjects went along with the group's wrong answers 41 percent of the time. Now the question was, why?
但是这是为什么呢？为什么一个糟糕的早晨会导致一整天的糟糕呢？
We've all been there. But why? Why does a bad morning so often lead to an entire day gone bad?
然而，她显然又是心甘情愿地加入其中，抢劫银行。这是为什么呢？
So why was she apparently a willing participant in the bank robbery?
两个多世纪后，他关于民族国家的观点被奉为圭臬。但是这是为什么呢？
Over the last two centuries, his vision of the nation-state has become the norm. But why?
吉姆：这是为什么呢？如果你不询问他们的想法又怎么去了解他们呢？
Jim: Why's that? How are you supposed to get to know someone if you don't ask what they think?
但是，可能更大的一个问题是在你房间的人取暖在浪费，这是为什么呢？
But maybe the bigger problem is that the people in your house use heat wastefully, and why's that?
虽然竞争日益激烈，但英美的投资银行仍能赚到很多的钱，这是为什么呢？
Although the competition becomes fierce day by day, US and UK investment Banks can still earn much money, why?
无意间听到别人通过手机聊天，自己却开始心烦意乱，你有没有思考过这是为什么呢？
Have you ever wondered why overhearing a cellphone conversation is so annoying?
这是为什么呢？在2003年以前，法国对于品质不占优的产品一直保持较便宜的定价。
Why? Until around 2003 France was holding its own, making up in pricing what it lacked in quality.
这是为什么呢？在2003年以前，法国对于品质不占优的产品一直保持较便宜的定价。
Why? Until around 2003 France was holding its own, making up in pricing what it lacked in quality.
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