外星语言是携带着图片和音乐的信号。
它们是其他星球上的外星人。
啵啵星人是外星人。
未来威胁人类的不是外星人，也不是罕见的疾病，而是气候变化。
It's neither aliens nor a rare disease that will threaten the human race in the future, but climate change.
艾略特还说，为了翻译外星人所说的，可能仍然需要一本密码本。
Elliott also said that in order to translate what the aliens are actually saying, it may still be necessary to have a code book.
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 latest research will help astronomers distinguish between the two sources of methane in their search for extraterrestrial life.
英国科学家斯蒂芬·霍金担心，我们发现的任何外星生命更可能是电影《铁血战士》而不是《ET外星人》里的生物。
British scientist Stephen Hawking is worried that any extraterrestrial life we find is likely to be a creature out of the movie Predator, not ET.
这是否意味着我们应该放弃寻找外星人的尝试呢？
奥特曼是一个来自外星球的、身穿银衣头戴面具的英雄，目的是拯救地球免受巨大怪物的袭击。
Ultraman, a silver-suited masked hero, comes from outer planet to save the Earth from gigantic monsters.
“那是什么？”外星人指着一双筷子问道。
"What are those?" asked the alien, pointing to a pair of chopsticks.
他写道：“我妹妹说我的举止像外星人。”
她梦见自己和一个外星人在她的餐厅里吃晚饭。
She dreamed that she was having dinner with an alien in her dining room.
她必须告诉外星人桌子上的东西是干什么用的。
She had to tell the alien what all the things on the table were for.
他认为在地球上甚至可能会发现外星生命的痕迹。
He believes marks of alien life may even be found here on Earth.
他说的最后一句话可能会触动人们的心灵：“我还年轻，所以我可以学着像外星人一样思考。”
His last sentence may touch people's hearts: "I am young, so I can learn to think like an alien."
这些有趣的花看起来像一群橙色的小外星人一起走在岩石上，所以有时它们被称为快乐外星人草。
These amusing flowers also look like little orange aliens walking together over the rocks, so sometimes they are nicknamed the Happy Alien Plant.
美国国家航空航天局科学家克里斯·麦凯说：“我们可能会在太空中发现外星人，并与他们交谈。”
NASA scientist Chris Mckay says, "We may find aliens in space and talk with them."
我们用更精巧的方法继续聆听外星人发出的信号。
So we continue to listen out for the signal from aliens through ever more ingenious methods.
我们没有发现外星生命，很显然他们也还没发现我们。
We haven't found extraterrestrial life, and apparently it hasn't found us.
近几个月来，搜寻外星生命的活动获得了很大的进展。
The search for extraterrestrial life has gained momentum in recent months.
但这是否意味着我们应该放弃寻找外星人的尝试呢？
But does it mean we should give up our attempts at finding ET?
巴诺斯博士表示，寻找外星生命时，总是使用地球作为参照物。
Dr Baross said that looking for alien life has always involved using the Earth as a model.
妈妈(拿起一个外星忍者)：“你都好几年不玩它了。”
Mom (picking up an Alien Space Ninja) : "You haven't played with this in years."
他指出，外星人可能会利用目前人类力所不及的技术展现自己。
Aliens could reveal themselves with technologies that are currently far beyond the scope of humans, he pointed out.
外星人和天外来客长期以来一直是好莱坞电影和科幻小说的题材。
Space aliens and extraterrestrials have long been popular subjects of Hollywood movies and science fiction literature.
我们已经可以得到距离地球百万光年之外星系的照片了。
Now we have images of galaxies millions of light years away from Earth.
这类外星智能探索研究的最棒之处在于，可能已经掌握了这些数据。
The best part of this type of search for extraterrestrial intelligence, or SETI, study is that the data may already be in hand.
上图为鹰状星云若干突出的尘埃柱之一，就像是一个巨大的外星精灵。
Pictured above is one of several striking dust pillars of the Eagle Nebula that might be described as a gigantic alien fairy.
被试参与了一系列创造能力的测试项目，其中包括徒手画出一个外星人。
Participants were given a series of tests of creativity which included being asked to draw an alien.
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