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英国科学家的一项最新研究结果表明,在浩瀚的夜空中,可能每20颗恒星中,僦会有一颗存在生命。自上世纪90年代中期发现第一个太阳系以外的行星星系以来,科学家就一直渴望找到行
A recent study by British scientists shows that in the vast night sky, there may be one life out of every 20 stars. Since the discovery of the first planetary system other than the solar system in the mid-1990s, scientists have long been eager to find the line