The question of extraterrestrial civilizations seems to me entirely open.
外星文明的疑问对于我来说显然整个还是开始。
If advanced extraterrestrial civilizations are out there, why haven't they made themselves known by now?
倘若真有高级外星文明存在，为何它们到现在也不现身？
Where extraterrestrial civilizations may be rare, there is something that is seemingly rarer still: A girlfriend.
虽说外星生命及其稀少佳音英语，但还是有一种生命比它更稀少：女朋友。
In the Universe there are many RACES and kinds of extraterrestrial civilizations, who look the same or look completely different than we do.
在宇宙里有许多族类和各种地外文明种类，与我们相比，他们看起来与我们毫无两样或看起来完全和我们不一样。
This puts us in a position, for the first time, to say something definitive about extraterrestrial civilizations — if we ask the right question.
因此，关于外星文明，我们第一次可以说出一些确凿的东西——如果我们问对了问题的话。
The whole time we have been searching for extraterrestrial civilizations, we have mainly been waiting for messages from space and not the other way, " he said."
他说道：“一直以来我们都在搜寻外星文明，不过基本上除了等待来自外太空的信息外，我们还别无他法。”
They're evidence of extraterrestrial visitation, time travelers or lost civilizations like Atlantis - or perhaps they're here to show us that some ancient peoples were far more advanced than we think.
它们是地外文明来访、时间旅行者或者遗失文明如阿特兰蒂斯的证据——又或许是某些比我们想象还要先进的史前人类展示给我们的东西。
They're evidence of extraterrestrial visitation, time travelers or lost civilizations like Atlantis - or perhaps they're here to show us that some ancient peoples were far more advanced than we think.
它们是地外文明来访、时间旅行者或者遗失文明如阿特兰蒂斯的证据——又或许是某些比我们想象还要先进的史前人类展示给我们的东西。
应用推荐