nighttimeKK [ˋnaɪtˏtaɪm] /ˈnaɪtˌtaɪm/發音名詞1夜間、夜晚、晚上The temperature drops sharply during the nighttime in the desert.沙漠在夜間的氣溫會急遽下降。形容詞1夜間的、晚上的She takes a nighttime flight to save a day of vacation.她搭夜間班機，好省下一天的假。