Alien microbes may also lurk right under our noses. Scientists can hunt for these organisms by looking for the markers of alternative biochemistry.
外星微生物也可能是安然无恙地潜藏在我们眼皮底下，科学家可以通过寻找生物化学替代物的标记寻找这些生物。
Looking like a creature from the Alien movies, this nightmarish "longhead dreamer" anglerfish (Chaenophryne longiceps) was until recently an alien species to Greenland waters (map).
可怕的“长头梦想家”琵琶鱼看上去好似《异形》电影中的生物，是最近才在格陵兰岛水域发现的外来物种。
But Kepler, which hunts by looking for transiting planets, has already identified more than 700 "candidates" — stars that may harbor alien planets.
通过寻找凌星行星，开普勒已经确定了700多个”候选恒星“——可能有外行星的恒星。
Find evidence of asteroid mining: Humans are already looking at the asteroids in our solar system and considering their potential for mining, so why wouldn't an alien civilization do the same?
找到小行星采矿的证据：人类已经开始查看我们太阳系中的小行星，考虑在上面采矿的可能性。那么为何外星文明不会做同样的事呢？
Dr Baross said that looking for alien life has always involved using the Earth as a model.
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。
Things were not looking so good for alien life in 1976, after the Viking I spacecraft landed on Mars, stretched out its robotic arm, and gathered up a fist-size pile of red dirt for chemical testing.
1976人们对于异星生命的存在感到很悲观。 当年海盗一号飞行器登录火星，用它伸出的机械臂抓起了一掊红色的火星尘土并进行了化学测试。
I've been looking up at the night sky for 20 years and not once have I ever seen anything that has aroused my suspicion that an alien visitor has popped by Earth to take a look.
我已经仰望星空20年了，但我还从来没看过什么东西，能让我觉得外星来客确实到访过地球。
Could we be looking at some other form of alien possession?
我们是否可以考虑其他形体的外星人？ ？
'She was giving me a lot of advice about breastfeeding, and I was looking at her like she was a space alien, ' says Giannini. 'Because before you have experienced it, you don't know.
贾娜妮说：“她给了我很多有关母乳喂养的建议，我看着她，好像她是一个外星人，因为你在亲身经历之前什么都不懂。”
He was looking at something profoundly alien.
他看着那完全陌生的东西。
Researchers are also now looking for other forms of alien communication, such as brief pulses of light.
研究者现在正在寻找其他方式与外星生物交流，比如短暂的光脉冲。
They were looking at me as if I was an alien.
他们看我仿佛我是一个外星人。
Looking at those majestic and lofty figures of Buddha, could one ever tell how Buddhism in Dunhuang is influenced by alien arts?
一尊尊美丽庄重的佛像，有哪些域外艺术的影响？
I'm looking for my own way in the alien land……
我在异国他乡，寻找着自己的方向……
The video begins with the sparkling silhouette of a unicorn, seen through an upsidedown pink triangle. The unicorn rides off, and the scene switches to an alien-looking "Mother Monster."
这个音乐录像带以一个闪着亮光的独角兽侧影开始，在一个粉红色的倒三角中展现。
The video begins with the sparkling silhouette of a unicorn, seen through an upsidedown pink triangle. The unicorn rides off, and the scene switches to an alien-looking "Mother Monster."
这个音乐录像带以一个闪着亮光的独角兽侧影开始，在一个粉红色的倒三角中展现。
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