light year
表示
英語
[編集]名詞
[編集]light year (複数 light years)
註
[編集]- ↑ Bryan Lynn, July 05, 2020. "Scientists Say a Massive Star Has Mysteriously Disappeared" VOA Learning English. https://learningenglish.voanews.com/a/scientists-say-a-massive-star-has-mysteriously-disappeared/5485235.html 2020年7月11日参照