| 单词 | indicator |
| 释义 | indicator n 1 person or thing that points out or gives information (eg a pointer or needle on a machine showing speed or pressure, etc) 指示者; 指示器; 指针 Litmus paper can be used as an indicator of the presence of acid in a solution. 石蕊试纸可用以测试溶液是否含酸. 2 board giving up-to-date information about times of arrival or departure of trains, aircraft, etc （表示火车、 飞机等往来时刻的）指示牌 a `train indicator 列车时刻指示牌 an ar`rivalsindicator 到达时刻指示牌. 3 device (esp a flashing light) on a vehicle showing that it is about to change direction （车辆的）方向指示装置（尤指闪动的灯光） a `traffic-indicator 方向指示器 His left-hand/right-hand indicator is flashing. 他的左[右]信号灯在闪动. =>illus at App 1 见附录1插图, page xii. |
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