科学家仔细察看行星照片，寻找生命迹象。
Scientists are studying photographs of the planet for signs of life.
我们注意寻找任何生命的迹象。
干燥的石墙看上去荒凉而且没有生命迹象，但是它们却为动植物提供了宝贵的栖居地。
Dry stone walls may appear stark and lifeless, but they provide a valuable habitat for plants and animals.
它的主要工作是在救援人员无法到达的地方寻找生命迹象。
Its main job is to search for any signs of life in places where human rescuers are unable to go.
俄罗斯和美国的宇宙飞船还发现了一些迹象，表明火星古代的气候可能更湿润、更凉爽，甚至可能更适合生命生存。
Russian and American spacecraft also found hints that its ancient climate might have been wetter, cooler, and possibly even friendly to life.
探测别处的生命迹象将不是容易的，但如果不是在今后的十年，那就很可能会是在我的有生之年中发生。
Detecting signs of life elsewhere will not be easy, but it may well occur in my lifetime, if not during the next decade.
不伦不载人的探测器能否在火星上发现生命迹象。
“如果类地行星很常见，那么第一代配备日冕仪的太空望远镜就能捕获光谱并识别生命迹象，”她说。
"If Earths are common, then the first generation of space telescopes with coronagraphs would get a spectrum and ID signs of life, " she said.
此类突破进展如今正在革新科学家对这些遥远行星的认识，在接下来的几十年内可能将能够发现生命迹象。
These kind of breakthroughs are now revolutionizing what scientists now know of these distant planets, and could in upcoming decades be capable of finding signs of life.
当第一次听到井下传来敲击的声音，当生命迹象传递给人们以信心和力量之时，救援与等候的人们都要响起一阵激动人心的掌声。
When the first sound of beating in the well came to our ears, when the sign of life rendered people confidence and power, both the rescuers and the waiters would applauded happily.
救援人员正在继续搜寻生命迹象，此时已是毁灭性的大地震袭击意大利、造成至少150人死亡的一天后。
Rescuers are continuing to search for signs of life, a day after a devastating Italian earthquake left at least 150 people dead.
一种测量方法是测量这颗行星的光谱，这样可以探测到其大气中是否有氧气或其他生命迹象。
One way to find out would be to measure the planet's light spectrum, which could reveal molecular oxygen or other possible signs of life in its atmosphere.
这表明，轨道(遥感)探测(比如“亥伯龙号”)的方法可以用来探测木卫二非冰沉积物的化学成分，并可能从中发现地外微生物等生命迹象。
This means that an orbiting sensor like Hyperion could be used to identify chemicals in Europa's non-ice deposits that may be a sign of extraterrestrial microbial life.
除了分析一些通常的成分，样本还将被分析是否含有有机分子，火星车并没有直接检测生命迹象的设备。
The samples are being examined for traces of organic molecules, among other substances, but the lander does not have instruments that could directly detect life.
发现碎片的两处海域(彼此相隔35英里)，都没有生命迹象。
There were no signs of life in the two areas, about 35 miles apart, where debris was sighted.
自从地震起他派人在楼边听生命迹象。
He had stationed people at the building since the quake, listening for signs of life.
在尝试了多种心脏复苏药物和其他方法后，杰克逊一直没有生命迹象。
After trying multiple heart-starting medications and other efforts, Jackson was still lifeless.
Schneider说，接下来的一个世纪内，望远镜甚至可能先进到能够探测太阳系外行星的生命迹象。
A century from now, telescopes might even become good enough to detect signs of life on exoplanets, Schneider said.
艾戈建议观察离地球最近的20000颗白矮星，只要能在它们周围找到行星，就可能在行星上找到生命迹象，也就可能让它成为下一个“地球”。
Agol suggests we survey the 20, 000 white dwarves closest to Earth. Finding a planet would give us a good place to look for life.
由于我们正在太阳系寻找生命迹象，所以，我们的思维必须更开阔一些，角度更多一些，对未知的生命进行研究。
As we pursue our efforts to seek signs of life in the solar system, we have to think more broadly, more diversely and consider life as we do not know it.
而今，大多数科学家认为，岩石上所有已知的生命迹象都能够轻易地在一个无生命的星球发生。
And today many scientists think that all of the alleged signs of life in the rocks could have just as easily been made on a lifeless planet.
在周围能看出美军袭击之前零散的生命迹象：电脑桌，床铺，瓶瓶罐罐和一把塑料枪。
Around are scattered hints of life before the Americans struck: computer cables, bedding, a tin mug and a plastic gun.
探测器将借助2.5米长的机械手臂挖掘土壤样本，采集地下冰，或者永久冻土，来研究这个红色星球上是否有生命迹象存在。
The spacecraft will use its 2.5-meter robotic arm to scoop up soil samples and collect underground ice, or permafrost, to see whether there's evidence life ever existed on the Red Planet.
就像本周麦凯在卡西尼号网站上发表的文章中所提到的“要想找到”确凿的生命迹象“，我们还有很多路要走。”
As McKay says in an essay posted to the Cassini website this week: "this is still a long way from 'evidence of life'."
今天，早上8点，她在病床上4个月无生命迹象，我们撤销了母亲的生命支持系统。
Today, at 8am this morning, after four months of lifelessness in her hospital bed, we took my mom off life support.
有些海葵几乎已经存在了一个世纪而不显示任何生命迹象。
Some sea anemones have been kept for already a century without showing any signs of life lessons.
如果好奇号完好无损的抵达火星，它将考察火星的气候条件和地理环境，并且寻找火星上的生命迹象。
If it gets there in one piece, it will examine the climate and geology of Mars and look for any signs of life that might have arisen.
最早的生命迹象发现存在于距今38亿年的太古代，但是地球上的生命在显生宙之前并不丰富。
Evidence for life has bee found in the Archaean about 3.8 billion years ago, but life did not become abundant until the Phanerozoic.
村里似乎无人居住，唯一的生命迹象是附近田里一只面目可憎的黑山羊，用一截短绳拴在一棵树上。
The village seemed deserted, the only sign of life being an ugly-looking black goat on a short length of rope tied to a tree in a field nearby.
村里似乎无人居住，唯一的生命迹象是附近田里一只面目可憎的黑山羊，用一截短绳拴在一棵树上。
The village seemed deserted, the only sign of life being an ugly-looking black goat on a short length of rope tied to a tree in a field nearby.
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