| 释义 |
alert /a'lxt; s'Irt/ adj watchful; fully awake; lively: 留心的; 警觉的; 清醒的; 机警的; 灵活的： ~ in answering questions. 留心回答问题。 n 1 on the ~, on the look-out (for sth, against an attack, etc, to do sth 注意; 提防; 小心 (后接 for 某事物，against 攻击等或不定词) 。 2 [C] (period of) watchfulness under enemy attack, esp an air raid. 警戒; 警报 (尤指空袭警报); 空袭警报期间。 3 [C] notice to stand ready: 促使准备妥当的通知： They received the ~ at 10 am. 他们上午十时接到通知，要他们准备妥当。 vt [VP6A] put (troops, etc) on the ~. 命令 (部队等) 警戒。 ~ly adv ~ness n being ~ or prompt (in doing sth). 机警; 机敏 (与 in 连用，后接动名词) 。 |