“extraterrestrial intelligence”的概念、定义、翻译、参考文献-科学参考

单词	extraterrestrial intelligence
释义	extraterrestrial intelligence [¦ek·strǝ·tǝ`res·trē·ǝl in`tel·ǝ·jǝns] ^ASTRONOMY The potential existence beyond the earth of other advanced civilizations with a technology at least as developed as that on earth.
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