Matthew Hayes, who led the study, said: “Astronomers always knew they were missing some fraction of the galaxies ... but for the first time we now have a measurement.
主持这项研究的Matthew Hayes教授说：“天文学家知道，一直都有小部分的星系没能被发现。但是这是有史以来第一次我们有了可以衡量的尺度。
Matthew Hayes, who led the study, said: “Astronomers always knew they were missing some fraction of the galaxies ... but for the first time we now have a measurement.
主持这项研究的Matthew Hayes教授说：“天文学家知道，一直都有小部分的星系没能被发现。但是这是有史以来第一次我们有了可以衡量的尺度。
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