现有的理论能很好的预测到遥远星系的干扰，但是这些理论同样预测了数以百计的银河系外的暗星系，而现在只发现了其中的少数星系。
Current theory correctly predicts the distribution of distant galaxies, she said. But it also predicts hundreds of dwarf galaxies around the Milky Way, and to date only a few dozen have been found.
现有的理论能很好的预测到遥远星系的干扰，但是这些理论同样预测了数以百计的银河系外的暗星系，而现在只发现了其中的少数星系。
Current theory correctly predicts the distribution of distant galaxies, she said. But it also predicts hundreds of dwarf galaxies around the Milky Way, and to date only a few dozen have been found.
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