释义 |
meteorites 英'miːtiəraɪts美'miːtiəraɪts COCA²⁶⁹⁴³BNC²⁵³¹⁴Economist⁴¹³⁰³⁺² 基本英英例句Thesaurus例句 陨石¹⁰⁰原型meteorite的复数 名词 meteorite: stony or metallic object that is the remains of a meteoroid that has reached the earth's surfaceMostmeteoritesthat have been examined fall into two classes.大多数检验过的陨石被分成两类。 Cosmology a large number ofmeteoritesand strange objects.宇宙里出现了大量的陨石和奇怪的物体。as in.shooting star 同义词 bolide,comet,falling star,fireball,meteoroid shooting starnoun meteor bolide,comet,falling star,fireball,meteorite,meteoroid And a liquid chromatography and mass spectrometry analysis of sample meteorites and the environments where they were found seems to confirm this. 陨石样品的液相色谱分析和质谱分析以及他们发现处的环境似乎证实了这一点。 yeeyan Geologist Dr Ted Nield argues that far from being agents of death, meteorites and comets have played a decisive role in the evolution of life on Earth. 他认为,陨石和彗星,与其说是死神的镰刀,不如说这把镰刀对地球上的生物进化起着至关重要的作用。 yeeyan Infall of such meteorites may be the only or main source of small organic molecule diversity on the early earth. 这些陨石的组合,可能是早期的地球上的有机小分子多样性的唯一或主要的来源。 yeeyan The mistake previous researchers made, therefore, was thinking of the methylated amino acids of meteorites as ingredients of life. 所以,此前的研究者错误的认为陨星中的甲基化氨基酸就是生命的成分。 ecocn The scientists had performed similar analyses on Earth rocks and on meteorites, so they decided to duplicate the research on the lunar samples. 科学家们已经在气球岩石和陨石上做过类似的分析,所以他们决定在月球的样品上重复这个实验。 yeeyan There's gold in them thar hills—and we may have meteorites to thank. “石头的价值在于能不断地产出黄金”——我们真要感谢陨石了。 kekenet And the Earth’s gravity made it worse— pulling meteorites and asteroids directly towards it. 而地球本身的引力让情况雪上加霜——将陨石和小行星引向自己。 joyen Basic organic life chemicals such as amino acids have been detected in nebulae and meteoritessee meteors. 构成生命组织的基本化学物如氨基酸,在星云和陨石中也被发现。 yeeyan Because a few dozen of the meteorites that have fallen to Earth come not from the asteroid belt but from Mars. 因为有几十块落入地球的陨石不是来自于小行星带,而是直接来自火星。 ecocn But Martian meteorites do have one other tale to tell—that planets are sometimes hit so hard that rocks can escape from them completely. 但是火星陨石确实有一个其他的故事要讲述——行星有时候会被猛烈撞击,以至于岩石完全可以从它们逃逸。 ecocn For the scientific detectives who study meteorites, this variability is invaluable. 对于研究陨石的科学探索者,这个区别没有价值。 ecocn It will defend the earth's magnetosphere by deflecting meteorites and comets, it will lessen the effects of gamma rays into the Earth's atmosphere. 它会通过使陨石和彗星偏离而保护地磁圈,这会有效地减弱进入地球的伽马射线的作用。 blog.sina.com.cn Many meteorites are pieces of rock that formed inside small planets which were shattered by subsequent collisions. 许多陨石是由内部形成的小行星经过随后的撞击后打散的石头碎片。 ecocn So meteorites are tangible evidence of what was happening when the solar system was born. 因此,陨石为研究太阳系诞生时的情况提供了切实的证据。 ecocn Some meteorites are rich in organic compounds. 一些陨石中有机物很丰富。 yeeyan Such meteorites look like igneous rocks from Earth— hence the belief that Vesta has a mantle. 这些地球上的陨石看上去像火成岩---因此相信灶神星有个地幔。 ecocn The idea isn’t that these building blocks are just passengers aboard meteorites, but that the chemistry inside asteroids and comets can actually manufacture the essential building blocks of biology. 该想法并不是认为这些结构单元只是搭乘陨石的乘客,而是小行星和彗星中的化学成分实际上可以制造生物的结构单元。 yeeyan The idea of looking for transplanted life stemmed from studies of meteorites from Mars that landed on Earth. 寻找被移植的生命体的想法源于对落在地球上的火星陨石的研究。 yeeyan The previous five extinctions were visited upon the dinosaurs and other denizens of the earth by the natural world, coming as glaciers, meteorites, or volcanoes. 自然界将前五次灭绝带给了恐龙和地球上的其它居民,它们以冰河、陨星或火山的形式到来。 ebigear These primitive meteorites are like time capsules, containing the most primitive materials in our solar system. 这些原始陨石就像时间胶囊,含有太阳系最原始的资料。 yeeyan These meteorites, comets, or other unknowns may have contained vital components with which budding life on Earth either assimilated or used as a catalyst to create itself. 在这些陨石、彗星,或其他不明物体中可能包含一些重要成分,它们或被吸收,或作为催化剂,自我复制并让地球萌发生机。 yeeyan What’s meteorites? 什么是陨石? yeeyan Meteorites are asteroid fragments that fall to the ground. 陨石是掉落地球的小行星残骸。 yeeyan Meteorites can contain thousands of organic molecules, including amino acids. 陨星可蕴含成千上万的有机分子,包括氨基酸。 yeeyan Meteorites fascinate scientists because they are the smashed-up remnants of asteroids—the tiny wannabe planets that orbit between Mars and Jupiter. 陨石引起科学家的兴趣是因为他们是流星破碎后的残余物流星是运行轨道处于火星和木星之间的那些小行星。 ecocn |