释义 |
alertness|əˈlɜːtnɪs| [f. alert a. + -ness.] The quality of being alert; quickness in observing and acting; briskness, activity, nimbleness.
1714Spectator No. 566 ⁋4 That Alertness..which is usually so visible among Gentlemen of the Army. 1748Anson Voy. ii. vi. (ed. 4) 271 His alertness rendered it impossible to seize him. 1816Jane Austen Emma iii. ix. 333 The alertness of a mind which could neither be undecided nor dilatory. 1873Buckle Civilis. III. v. 281 A certain alertness and vigour of understanding. |