noun🔗Share夜行动物，夜行者。 A person or creature that is active at night."The nocturnal is a time when many animals are most active. "夜晚是许多夜行动物最为活跃的时候。animalpersonnatureorganismbiologyChat with AIVocabulary GamePractice Reading
noun🔗Share星盘，夜间计时器 A device for telling the time at night, rather like a sundial but read according to the stars."The astronomer used the nocturnal to determine the exact time of the night for his stargazing project. "那位天文学家使用星盘（夜间计时器）来确定夜间的确切时间，以便进行他的观星项目。astronomydevicetimeChat with AIVocabulary GamePractice Reading
adjective🔗Share夜间活动的，夜行的 (of a person, creature, group, or species) Primarily active during the night."nocturnal birds"夜间活动的鸟类animalbiologynatureenvironmentorganismChat with AIVocabulary GamePractice Reading
adjective🔗Share夜间的，夜晚发生的 (of an occurrence) Taking place at night, nightly."a suspicious nocturnal outing"一次可疑的夜间外出timenatureanimalbiologyenvironmentChat with AIVocabulary GamePractice Reading
