| 释义 |
indicator/ˈindikeitə/n. 1 a person or thing that indicates esp. performance, change, etc. (尤指表示工作情况、变化等的)指示者，指示物 2 a device indicating the condition of a machine etc. (机器等运转情况的)指示器，示功器 3 a recording instrument attached to an apparatus etc. (设备上的)记录仪 4 Brit. a board in a railway station etc. giving current information [英] (火车站等的)信息指示牌 5 a device (esp. a flashing light) on a vehicle to show that it is about to change direction (车辆)变向指示装置(尤指闪动的灯光) 6 Chem. a substance which changes to a characteristic colour in the presence of a particular concentration of an ion, so indicating e.g. acidity 【化】指示剂 7 Physics & Med. a radioactive tracer 【物理学】【医】放射性示踪物 8 Biol. a species or group which acts as a sign of particular environmental conditions 【生】(说明特殊环境状况的)指示生物物种(群落) |