| 释义 |
nocturnal/nɒkˈtɜ:nl ||; nɑkˈtɝnḷ/adj1. (used about animals and birds) awake and active at night and asleep during the day （指动物及鸟类）白天睡觉而夜间活动的: ◇owls are nocturnal birds. 猫头鹰是昼伏夜出的鸟类。 [opp] diurnal 反义词为diurnal 2. (written 书面语) happening in the night 夜间发生的: ◇a nocturnal adventure 夜间冒险行动 noc·tur·nal /nɑk`tɜnəl; nɒkˈtɜːnl/adj 1. technical nocturnal animals are active at night and sleep during the day 【术语】 ［动物］夜间活动的 2. formal happening at night 【正式】 夜间发生的 |