Last Updated：2025/11/23
Sentence
天文学者たちはその変光星の明るさの変動を数か月にわたって追跡し、その脈動周期を理解しようとした。
Quizzes for review
Astronomers tracked the brightness fluctuations of V* for several months to understand its pulsation cycle.
See correct answer
Astronomers tracked the brightness fluctuations of V* for several months to understand its pulsation cycle.
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