相关单词同義詞alarm, warn, vigilant, precautious, guard, vigilance, 近義詞adj. active, aware, bright, careful, quick, watchful v. alarm, notify n. warning, siren反義詞adj.careless, inactive, slow, unaware臨近詞alex, alec, Alerto, Alerta, alertor, alerter, alertly, alert to, alerting, AlertPay, alert log, alertness相似詞alderman, Alderney, ale, Aleppo, alfalfa, algae, algebra, Algeria, 返回 alert