Last Updated：2025/11/25
Sentence
科学者たちは、どの設計が深宇宙の環境で最も長持ちするかを確認するために、いくつかの放射性同位体電池の試作機を試験しました。
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Scientists tested several prototypes of atomic batteries to determine which design lasted longest under deep-space conditions.
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Scientists tested several prototypes of atomic batteries to determine which design lasted longest under deep-space conditions.
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