warningn.警告；警报；预兆adj.警告的；告诫的warning buzzer警告蜂鸣器warning limits警戒界限warning wystem干扰warning beeper音呼警告器warning-lockn.警告锁warning devicen.报警装置warning aspect警告示象,预告显示warning colour警告色warning factor预警因子warning method预察法