衰老

Is this a plausible mechanism for evolution of senescence?

这是衰老进化的一个看似有理的机制吗？

Senescence of brain is the main factor, which has effects on the life quality of the elderly.

因而探讨脑衰老的机理，寻找合理的防治方法成为医学界亟待解决的问题。

It has been known that occurrence of senescence is determined by multiple factors.

已知：衰老的发生是由众多因素所决定。

Also it is the main reason of human's senescence. We should have lived for 150 years, but we don't.

同时，它也是人类个体过早衰老的主要原因。

Leaf senescence can be divided into start, recession and end, three stages to study.

叶片衰老的分子机制可分为起始、衰退和终末三个阶段来研究。

However, this cannot be the complete story – the onset of senescence varies hugely between species.

但是，这不能是完全的原因——衰老的发生随种类不同变化很大。

Pharmacological function of S.chinensis is mainly on liver, senescence, nervous system, cardiovascular system, and kidney.

五味子的药理作用主要表现为对肝脏、衰老、神经系统、心血管系统、肾功能的作用。

Hence, many tumor suppressor genes also act as senescence genes.

因此，许多肿瘤抑制基因也充当衰老的基因。

Let's start at the end, with "senescence".

让我们以"衰老"来作结尾。

No matter what induces senescence, one of its most remarkable characters is cell cycle arrest.

虽然三种学说都有各自有力的证据，但任何一个都不能涵盖细胞衰老的机理。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。