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The distant galaxy was estimated to be several million light-years away, making its light a glimpse into the ancient universe.
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The distant galaxy was estimated to be several million light-years away, making its light a glimpse into the ancient universe.
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Related words
light-years
Noun
form-of
plural
Japanese Meaning
'light-year'（光年）の複数形です。つまり、光が1年間に進む距離（天文学における長さの単位）の複数形として使用されます。
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