Dreye权威释义 | nocturnal

a.

ad.

nocturnally

同义:

a.夜间（发生）的

同义参见:

以上来源于：《英汉大辞典》

adj.

done, occurring, or active at night.

C15: from late L. nocturnalis, from L. nocturnus ‘of the night’, from nox, noct- ‘night’.

以上来源于：《简明牛津英语词典》