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常言道,希望在人间。既然天上可能存在类似甚至超过地球的“人间”,那么,这些罕见的“科技文明星球”到底在何方?所谓的“天上人间”、“地外文明”究竟何样?科学家们虽对此有着各自不同的看法和见解,但30多年来,寻找外星生物、搜索外星文明的活动却一直没有停止。近些年来,关于飞碟(UFO)和外星人(E.T.)的种种奇闻怪见,在民间广为流传,言者凿凿,闻者诺
As the saying goes, hope in the world. Since there may exist “human worlds” in the world that resemble and even surpass the earth, what are these rare “science and technology planets”? What are the so-called “heaven and earth” and “extraterrestrial civilizations?” Although scientists have each Different views and opinions, but for more than 30 years, the search for extraterrestrials and the search for extraterrestrial civilization has never ceased. In recent years, all kinds of strange news about UFO and E.T. have been widely circulated among the people.