Last Updated：2025/12/02
Sentence
分光学者たちは測定を改良するために原子スペクトルの超微細構造を研究した。
Quizzes for review
Spectroscopists studied the hyperfine structures of the atomic spectra to refine their measurements.
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Spectroscopists studied the hyperfine structures of the atomic spectra to refine their measurements.
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