为何

People bustled about from place to place, but seemed to be without sense of purpose.

流离失所的人们扰扰攘攘的由一个城镇迁到另一个城镇，不知目的为何。

Between the farmer pulled out a homeopathic rice from the fields and asked scholar:"Do you see the fields of rice, are bending over Camponotus, reason why only my hands that sticks, high-looked up and refuse to bow."

农夫顺势从田地间拔出一枝稻穗，问秀才：&你看这田里的稻穗，都是弯腰弓背，为何独我手中这枝，高仰着头，不肯俯首。&

Why do you in carcerate yourself in the room every afternoon?

你为何每天下午将自己关在房间里？

Why meeting cardiodynia has to have no way to breathe!

为何会心痛得无法呼吸

As the results, carbon blacks, chrysene and benzopyrene had similar effect on ICAM-1 regulation with motorcycle exhaust particles. It was supposed that three of them had an important role in motorcycle exhaust particles caused inflammatory response.

并且利用纯黑碳微粒与多环芳香烃类来探讨废气悬浮微粒所造成的影响成分为何，结果发现黑碳微粒和多环芳香烃中的benzopyrene与chrysene具有和MEP相类似的影响与反应，推估这三种成分在MEP所造成的发炎反应中应占有著一定的地位。

This is why Yang Yong's work always radiates a certain flare of cinematographic charm.

这就是为何杨勇的作品总是散发出一种特殊的电影摄影般的闪耀魅力。

As a prelude to these contestable claims, Mr Dawkins examines the interesting question of why religion is so widespread.

作为这些有争议之论点的铺垫，道金分析了为何宗教得以广泛流传这样一个有趣的问题。

People have long wondered how cowbird can get away with leaving their eggs in the nests of other species,who then raise the baby cowbirds.

人们一直奇怪牛鹂为何能够成功地把自己的蛋留在其他鸟类的巢中，而其他鸟类就会帮其抚养其幼鸟。

The excess supply of datable women and the resulting dating disadvantage forces women into bursts of self-improvement, which may explain why they tend to be better dressed and better educated than men.

可约会女性的供应过剩，以及随之而来的约会劣势迫使女性急于改善自我，这可以解释为何她们往往比男性穿着更考究，受教育程度也更高。

The excess supply of datable women and the resulting dating disadvantage forces women into bursts of self-improvement, which may explain why they tend to be better dressed and better educated than men.

可约会女性的供应过剩，以及随之而来的约会劣势迫使女性急于改善自我，这可以解释为何她们往往比男性穿着更考究，受教育程度也更高。经济学家克尔温？

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。