nocturnal 是什么意思

	adj. 夜的 (opp. diurnal); 夜间(发生)的；夜出的，(花)夜开的；【音乐】夜曲的。 a nocturnal sight 夜景。 a nocturnal bird 夜间活动的鸟。 a nocturnal journey 夜间旅行。 n. 【天文学】夜间时刻测定器。 adv. -ly 在夜里，每夜。

	belonging to or active during the night; "nocturnal animals are active at night"; "nocturnal plants have flowers that open at night and close by day"
	of or relating to or occurring in the night; "nocturnal darkness"

	1.	Jaguars are largely nocturnal creatures . 美洲虎基本上是夜行动物。
	2.	A nocturnal animal hunts its food at night . 夜间活动的动物在夜间猎食。
	3.	The owl is a nocturnal bird . 猫头鹰是夜间出没的鸟。
	4.	I wander about the dread nocturnal countryside of this inhuman season . 在这无情的季节里，在这可怕的夜间，我在乡野徘徊。
	5.	The usual symptoms are dyspnea, and sometimes paroxysmal nocturnal dyspnea . 其常见症状是呼吸困难，有时呈阵发性夜间呼吸困难。
	6.	And then i wander about the dread nocturnal countryside of this inhuman season . 于是在这无情的季节，可怕的夜间，我在乡野徘徊。
	7.	He was sharing a nocturnal poker game with out-of-town cronies from another utility . 他正同几位来自外地的另一家公用公司的老朋友打扑克。
	8.	We exposed both nocturnal and diurnal, or day-active, rodents to different light levels . 我们既把夜间活动的、也把日间活动的啮齿动物置于不同等级的光照环境中。
	9.	Nocturnal insects, which are usually active in dim light but not in complete darkness, react to contour . 夜出性昆虫常常活动于微暗但不是完全黑暗中，对形状有反应。
	10.	Psychic changes have been commonly observed, as well as daytime somnolence, nocturnal insomnia, and partial blindness . 普遍观察的有精神变化，以及白天嗜睡，夜间失眠和部分失明。

nocturnal是什么意思