永久

"It is practically all ice - permafrost - and it is thawing."

"这里本来全都是冰，我们称之为永久冻土，但是现在已经开始融化了。"

A recent study suggests, however, that permafrost ices below the surface of Mars may have altered the effects of impact on it.

一份近期的研究显示，火星表层下的永久冻土冰层已经改变了其所受到的力的影响。

A recent study suggests, however, that permafrost ices below the surface of Mars may have altered

但是，近来的研究表明，火星土层表面下的永久冻结冰可能改变了这种冲击效应。

An example of a tipping point is thethawing of the permafrost.

气候引爆点的一个例子就是永久冻土层的融化。

These two greenhouse gases can accelerate global warming and cause more permafrost to melt , which can lead to further warming .

这两个温室气体可以加速全球变暖，导致更多的永久冻土融化，这可能会导致进一步变暖。

A fully transparent microsystem based on permalloy micro-electroplating and PDMS/Glass bonding was well constructed and a macro-to-micro interface process was developed for the system. 4. On-chip experiments.

设计了磁珠微系统结构及工艺流程，制作了基于玻璃基底的镍铁合金微电铸工艺和PDMS-玻璃永久键合工艺的全透明的磁珠微系统，并开发了微芯片系统的宏微接口工艺。

There is a kind of friendship to hope permanence...

有一种友情希望到永久。。。

I exist, is a miracle of permanence of so-called life.

我存在，乃是所谓生命的一个永久的奇迹。

He may know that history is the foe of permanence, but no leader is entitled to resignation

他可能知道，历史是不会永久不变的，但是，没有一个领袖听天由命。

Q: Yet, the problem of permanency, of continuity of being, is not solved.

但、永久持续地存在这个问题仍未解决。

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％。