为何

Q:Why is the St.Lawrence Seaway important to Canada?

为何圣罗伦斯海路对加拿大那么重要？

Why did the Yankees sign second baseman Robinson Cano to a long-term deal, but not right-hander Chien-Ming Wang?

为何洋基跟他们的二垒手Robinson Cano签长约，右投王建民却无法比照办理呢？

Unlike traditional scholars who simply connected sectionalism and slavery with the origins of the conflict, historians in the 1960s and the 1970s attempted to explore the dynamics of the North and South could no longer co-exist in the 1850s even sectionalism had been existed in the country since the colonial period.

此时期史学家讨内战的最大特色是摆脱道德层面的思考模式，再将「区域主义」、「奴制」与内战的起源做直接的结。相反地，史学家转而探究南、区域以往均能和平共处，为何至1850代起冲突对却急遽升高，导致区域和平无以为继。

Asked how a seismologist can bear to live in quake-prone Los Angeles County, USC's Henyey laughs:"I feel pretty good about the lack of tornadoes."

USC 的地震学家 Henyey 在被问道"为什么明知 LA 有发生地震的倾向，为何还会在此居住"的问题时，笑答："我真的很庆幸这里没有龙卷风。"

Selden could not choose to live anywhere else,but why did the other man live in such conditions?

塞尔登是别无他处可住才呆在那儿的，但是另外那个人为何要居住在那么恶劣的条件下呢？

Selden could not choose to live anywhere else, but why did the other man live in such conditions?

塞尔登是别无他处才呆在那儿的，但是另外那个人为何要居住在那么恶劣的条件下呢？

The voice of self pity always asks:'Why has this happened to me?

自怜的声音总是在追问：「为何偏偏发生在我的身上？

Giving and receiving - service above self. That's why I am a Rotarian.

施与受─超我服务，那就是我为何成为一位扶轮社员之原因。

And there are many reasons—quite apart from differing levels of nationalist self-assertion—why the picture should be so mixed.

其间的原因很多，且不说那些民族主义者自作主张程度各不相同，所以这也是形势之所以为何如此复杂的缘故了。

Asking yourself why you do your job doesn't mean you're dissatisfied, just self-aware.

问问自己为何你做这项工作并不意味着你对它不满意，而是做到自知之明。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷