alerts

英[əˈlə:ts]

n. 警戒( alert的名词复数 ); 警报期间; 警戒状态; 报警信号\nv. 使（某人）保持警觉( alert的第三人称单数 ); 使意识到; 提醒（某人）注意（某事）; 使（部队）处于待命状态

n condition of heightened watchfulness or preparation for action\nn a warning serves to make you more alert to danger\nn an automatic signal (usually a sound) warning of danger\nv warn or arouse to a sense of danger or call to a state of preparedness