Alien flying saucer

外星───Extraterrestrial;飞碟───Flying saucer

Discovering just one extraterrestrial civilization would have profound significance.───仅仅发现一个地外文明世界就会具有很深的意义.

But it's important to keep in mind that popular depictions of extraterrestrial life are likely wrong.───但牢记各种广泛流行的关于搜寻地外生命的描述很可能是错的.

Extraterrestrial life represents an enormous gap in our knowledge of nature.───太空是否存在生命,这是我们对自然认识上的空白.

Skeptics also ask why there is no clear evidence of extraterrestrial visits to Earth.───怀疑论者也质问为什么没有清晰的外星人拜访地球的证据.

The nature and extent of official extraterrestrial disclosure is unclear.───公开的内容和程度还不清楚.

Is there extraterrestrial life?───有没有外太空生命?

The latest research will help astronomers distinguish between the two sources of methane in their search for extraterrestrial life.───这项最新发现将帮助天文学家在寻找外星生命过程中辨别两种来源不同的甲烷。

The discovery of extrasolar planets is closely related to the search of extraterrestrial life.───太阳系外行星系统的发现与地外生命搜索研究是密不可分的.

Yet today information sent back from extraterrestrial space is unveiling an awesome picture of our physical universe.

These in turn tend to point to extraterrestrial phenomena.

Since the first acceptance of meteorites as extraterrestrial material in the early 1800s, three major classes of meteorites have been recognized.

One theory about the existence of extraterrestrial life rests on the presence of carbon compounds in meteorites.

All discussions of extraterrestrial civilizations therefore have to be purely speculative.