英语词汇“alertness”的读音、翻译、释义、用法及例句-学习网

主要翻译
英语		中文
alertness nnoun: Refers to person, place, thing, quality, etc.	(awareness)	警觉 jǐng jué
		机警 jī jǐng
	Police caught the burglars red-handed thanks to the alertness of a neighbour.

复合形式：
英语		中文
mental alertness nnoun: Refers to person, place, thing, quality, etc.	(clarity of mind, lucidity)	警觉 jǐng jué
		警惕 jǐng tì
	His mental alertness was impaired through lack of sleep.