不知的

Most people are so ungrateful to be alive, but not I, not anymore.

大多数人都不知感激的而活着，但是不是我，永远都不是。

Most people are so ungrateful to be alive, but not you,not anymore.

大多数人都不知感激的而活着，但不是你，以后都不是了！

I don't know why but he seemed to have an unimpressed or embarrassed look on his face.

不知为何他好像有个闷闷不乐的表情。

The grammar he had taken along he went through again and again until his unjaded brain had mastered it.

他带上了语法书，翻来覆去地读，直读到他那不知疲倦的头脑把它弄了个滚瓜烂熟。

And it's unknown if this is because of time's influence...

不知是否也是受到时间的影响。。。

However, teaching may be frustrating when one is dealing with unmotivated or disrespectful students.

但是，在应付不知进取或不懂礼貌的学生时，教学工作也可能会变得让人沮丧。

But after marriage soon, ninety percent sure "happy" changed flavor, so long as is intimate with Lin Hong, did not know how she unrestrainedly will take him and the first boyfriend comparison, result husband everything is always unsatisfactory, causes her to be uninterested.

可婚后不久，十拿九稳的"幸福"变了味，只要和林洪亲热，不知怎么她就会情不自禁地拿他和前男友比较，结果总是老公事事不如人意，使她意兴索然。

Better be unboun than untaught, for ignorance is the root of misfortune.

与其不受教育，不知不生，因为无知是不幸的根源。

Better be unboun than untaught, for ignorance is the root of misfortun

与其不受教育，不知不生，因为无知是不幸的根源。

Better be unbound than untaught, for ignorance is the root of misfortune.--Plato , ancient Greek philosopher

与其不受教育，不知不生，因为无知是不幸的根源--古希腊哲学家柏拉图

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。