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1·The scale of the searches has been increased dramatically since 1992, when the US Congress voted NASA $10 million per year for ten years to conduct a thorough search for extra-terrestrial life.

自1992年，美国国会计划在未来10年里每年为美国国家航空航天局投入1,000万美元，用于彻底搜寻外星生命体以来，搜寻的规模开始大幅增长。

2·At the same time, we never hide any extra-terrestrial.

地球外是以我们有一段时间了。

3·Some say that they were helped by extra-terrestrial forces.

还有人说有天外文明帮助了他们。

4·The Extra-Terrestrial, Return of the Jedi and Ghostbusters.

外星人》、《绝地武士归来》和《驱鬼人》。

5·At the same time, we never hide any extra-terrestrial information.

同时，我们也从未隐瞒过任何有关外星人的信息。

6·There used to be a project called SETI, the search for extra-terrestrial intelligence.

过去有一个这通常被称为SETI的项目，即对外星智能的探索项目。

7·Scientists have outlined which moons and planets are most likely to harbour extra-terrestrial life.

科学家已总结出，哪些卫星和行星最适宜外星生命体居住。

8·The conference will also discuss how humans might respond to the discovery of extra-terrestrial intelligence.

此次皇家学会会议还将讨论一旦发现外星智慧生命，人们将如何应对的问题。

9·The world's first advert to extra-terrestrial life is to be broadcast, a British potato chip company announced recently.

英国一家薯片公司近日称准备向外星人播放广告。

10·Invite et to log on: a group of scientists have set up a web site asking for an extra-terrestrial intelligence to send them an E-mail.

邀请外星人登录网络：一组科学家已经建立了一个邀请外星智慧生命给他们发送电子邮件的网站。

(1)extraterrestrial intelligence地外智慧生物，外星人

(1)extraterrestrial being (et)外星人

(1)extraterrestrial being (ET)外星人