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来源:雅诚德英语网
Scientists are concerned that it was not spotted by any telescopes, and that had it been larger it could have caused a disaster.
所有望远镜都没有注意到它,这令科学家们感到担忧。如果它再大一些,就可能造成一场大灾难。
Scientists are concerned that it was not spotted by any telescopes, and that had it been larger it could have caused a disaster.
所有望远镜都没有注意到它,这令科学家们感到担忧。如果它再大一些,就可能造成一场大灾难。