Last Updated：2025/11/25
Sentence
天文学者たちは電波望遠鏡を使って、天の川銀河全体に広がる超新星の残骸の分布をマップした。
Quizzes for review
Astronomers used radio telescopes to map the distribution of supernova remnants across the Milky Way.
See correct answer
Astronomers used radio telescopes to map the distribution of supernova remnants across the Milky Way.
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