| 单词 | nocturnal |
|---|---|
| 音标 | [nɔk'tə:nl] |
| 解释 | a.夜晚的，夜间发生的 |
| 红宝书 | 【英】 adj. 夜晚的，夜间发生的( happening in the night) 【考】 反义词：diurnal(白 天的) 【记】 noct(夜)+urnal→夜 间的; 【同】 参考：diurnal(白天 的)同根词：noctambulan t(梦游的)；noctiluc ence(夜间发光的) 【例】 The bat is a nocturnal creature. |
| 字源 | nocturnal (adj.) late 15c., from Old French nocturnal "nightly, nocturnal," or directly from Late Latin nocturnalis, from Latin nocturnus "belonging to the night," from nox (genitive noctis) "night," cognate with Old English neaht (see night) + -urnus, suffix forming adjectives of time. Nocturnal emission "involuntary ejaculation during sleep" first recorded 1813. |
| 不择手段背单词 | adj. 夜晚的, 夜间发生的 【记】noct夜, urnal一夜间的; 参: diurnal(adj 白天的) 【反】diurnal(adj 白天的); happen during daytime(白天发生的) |
| 趣味全助记 | 【记】noct- 夜；knock 敲 + turn 换班，敲门，有人来换夜班了→晚上；no + urinate 小便， 不小便是晚上，两次小便是白天 diurnal 【相关】noctambulant 梦游的，diurnal 每日的,白天的 |
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