aliens exist
外星人存在
alien invasion
外星入侵
search for aliens
寻找外星人
alien technology
外星科技
contact with aliens
与外星人联系
believe in aliens
相信外星人
alien abduction
外星绑架
extraterrestrial aliens
外星球外星人
alien spacecraft
外星飞船
the search for extraterrestrial life has led scientists to consider the possibility of aliens.
寻找外星生命的研究导致科学家们考虑外星人存在的可能性。
some people believe that aliens have already visited earth.
有些人认为外星人已经访问过地球。
science fiction often explores the concept of aliens making contact with humans.
科幻小说经常探讨外星人与人类接触的概念。
the idea of aliens is a popular topic in movies and television.
外星人的概念是电影和电视节目中的一个热门话题。
many people are fascinated by the possibility of encountering aliens.
很多人对遇到外星人的可能性感到着迷。
researchers are using telescopes to search for signs of intelligent alien life.
研究人员正在使用望远镜寻找智能外星生命的迹象。
there have been many reports of ufo sightings, which some people attribute to aliens.
有很多不明飞行物目击事件的报道，有些人将其归因于外星人。
the existence of aliens remains a mystery.
外星人的存在仍然是一个谜。
some scientists believe that alien life may exist on other planets.
一些科学家认为，其他星球上可能存在外星生命。
the possibility of communicating with aliens is a subject of much debate.
与外星人交流的可能性是一个备受争议的话题。
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