柯林斯詞典nocturnal /n?k?t??n?l/ 1. ADJ Nocturnal means occurring at night. 夜間發(fā)生的 The dog's main duty will be to accompany me on long nocturnal walks. 那衹狗的主要職責(zé)將是陪我走長(zhǎng)途夜路。2. ADJ Nocturnal creatures are active mainly at night. 夜間活動(dòng)的 When there is a full moon, this nocturnal rodent is careful to stay in its burrow. 在有滿月出現(xiàn)的時(shí)候，這種夜間出沒的齧齒類動(dòng)物小心地呆在它的洞裡。 返回 nocturnal劍橋詞典happening in or active during the night , or relating to the night 夜間發(fā)生的；夜間活動(dòng)的；夜間的 nocturnal wanderings 夜遊 nocturnal light 夜光 Most bats are nocturnal. 大部分蝙蝠在夜間活動(dòng)。 比較diurnal 返回 nocturnal