不知的

It appears to be a throwback to prehistoric times that it has somehow managed to survive.

不知什么原因它竟然能够存活下来，这看来是对史前时期的一种返祖现象。

I knew not how time passed till the thunderstone had struck the temple, and a pain stung me through the heart.

我不知时间如何度过，直到巨雷震劈了这座庙宇，一阵剧痛刺穿我的心。

I knew not how time passed till the thunderstone had struck the temple, a pain stung me through the heart.

我不知时间如何度过，直到巨雷震劈了这座庙宇，一阵剧痛刺穿我的心。

Bang, Thunk!" Heard,"Xiao-Tao," I do not know where from the Han fell off, and I ran to look, startled,"Xiao-Tao, the eyes lost!

只听"咚！"一声，"小桃"不知从啥地方摔下来了，我跑去一看，吓了一跳，"小桃"的眼睛掉了！

My husband and I had lived in this area from time immemorial, but my husband suddenly fell in a faint because of illness, and I sent him to hospital immediately.

我和我的丈夫在这个地区已经生活了不知有多少年了，但是丈夫突然病倒了，我立即把丈夫送进医院。

We are working tirelessly to learn.

我们不知疲倦的学习。

Her take full advantage of the opportunity to learn in Beijing, tirelessly working with.

她充分利用在北京学习的机会，不知疲倦地耕耘着。

He worked tirelessly for the cause of independence .

为独立事业不知疲倦的工作。

However, to the father's wish but I do not know what it from the start, so we ask for help, Titi suggested that if it convenient to help find, very grateful!

可是，要了却父亲的心愿，我却不知何从着手，所以恳请大家帮帮忙，提提建议，如果方便的话帮忙寻找，万分感激！

To one's surprise令某人惊讶 To my great surprise, he somehow managed to survive the earthquake.

使我大为惊奇的是，他不知怎么地竟在地震中活了下来。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。