不知的

And when he was in the heavens, in the realms of light, he knew nothing of darkness.

4当他在天堂里，在光的国度中时，他不知什么是黑暗。

He was more certain than ever now that Tu Hsin-to was nothing more than a frivolous young hedonist.

他向来以为杜新箨是不知厉害的享乐公子，现在他更加确定了。

Hermes Lindy 34; Neverfrown,even when you are sad ,because you neverknow who is falling in love with your smile.

纵然伤心，也不要愁眉不展，因为你不知是谁会爱上你的笑容。

No one saw his dilemma more accurately than Hawthorne, who, after their last meeting in 1856, wrote, in his English Notebooks : will never rest until he gets hold of a definite belief.

没有人比霍桑对梅尔梅尔的尴尬看得更清楚了。在他们最后一次会面后，1856年，霍桑在自己记事本中写道：他在没有抓牢一个信仰之前总是不知疲倦。

It is obvious that this is a racing/homing pigeon, because he had a blue leg band on his left leg and a green band on his right leg. I wonder where he was from?

显然它是一只参赛信鸽，它左脚上有一只蓝色脚环，右脚上有只绿的，不知其来自何处？

"Vile girl, shameless hussy!" she said to her."I won't hear a word!"

"坏东西，不知羞耻的女人，"她对她说，"什么话我也不愿意听啊！"

The problem we have is that he has no ide a how to run the company.

我们的问题是他不知如何管理公司。

When you are sad, because you never know who is falling in love with your **ile.

纵然伤心，也不要愁眉不展，因为你不知是谁会爱上你的笑容。

Never frown, even when you are sad, because you never know who is falling in with your *ile.

纵然伤心，也不要愁眉不展，因为你不知是谁会爱上你的笑容。

Never frown,even when you are sad,because you never know who is falling in love with your *ile.

纵然伤心，也不要悉眉不展，因为你不知是谁会爱上你的笑容。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。