warningn.警告；警报；预兆adj.警告的；告诫的warning position警告[预告]位置,警告[预告]显示warning receiver监视接收机,报警接收机warning bleeding[前置胎盘]警告出血warning pay tone付费提示音warning coverage警戒范围warning reliably可靠告警warning protocol警告封锁协议Warning headache警告性头痛warning platform告警台warning clothing警示服