拔: pluck; pull out; pull up; dr ...号: howl; yell指示器: indicator; pointer; director ...信号指示器: signal indicator; signal meter; signalling disc序号指示器: sequence number indicator顺序号指示器: sequence number indicator编码呼号指示器: coded call indicator道口信号指示器: highway crossing signal indicator; highwaycrossingsignalindicator电流信号指示器: curl signal indicator; current signal indicator反射信号指示器: reflected signal indicator; reflected signal indiccator过载信号指示器: overload signal indicator呼梯形信号指示器: tell tall call交流信号指示器: ac indicator旗语信号指示器: flag indicator水位信号指示器: alarm water level位置信号指示器: position signal indicator线路信号指示器: lsi line signal indicator接收强度信号指示器: rssi色盘降落信号指示器: drop annunciator拨号指示灯: dial pilot lamp符号指示: sign indication符号指示字: symbolic pointer负号指示: negative indication信号指示: singnal吊牌通报器 色盘降落信号指示器: dropannunciator