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Sharpless 140距离地球约3000光年,位于仙王星座内。
Sharpless 140 lies almost 3, 000 light-years from Earth in the constellation Cepheus.
youdao
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Sharpless 140距离地球约3000光年,位于仙王星座内。
Sharpless 140 lies almost 3, 000 light-years from Earth in the constellation Cepheus.
youdao