夜間 は英語でnighttime 英語の定義 夜間 1. n. nighttime, at night その他の翻訳と定義 nighttime 1. 夜間, 夜分 nighttime 1. n. The hours of darkness between sunset and sunrise; the night. 2. adj. Pertaining to nighttime; appropriate to the night. 3. adj. Happening during the night. ウィクショナリーから辞書引用辞書