in.di.ca.tor

indicator的音标和读音：
DJ音标发音： [ˈindiˌkeitə]
KK音标发音： [ˈɪndɪˌketɚ]

indicator的词性：
n.Abbr. indic（名词）缩写 indic

1. One that indicates, especially:
指示者：尤指起指示作用的人

2. A pointer or an index.
指示：箭头或索引

3. An instrument used to monitor the operation or condition of an engine, a furnace, an electrical network, a reservoir, or another physical system; a meter or gauge.
指示器，记录器：监控发动机、熔炉、电网、水库或其它系统运作状况的仪器；指示板或仪表盘

4. The needle, dial, or other registering device on such an instrument.
指针：这些仪表上的针、盘或其它指示用工具

5. Chemistry Any of various substances, such as litmus or phenolphthalein, that indicate the presence, absence, or concentration of another substance or the degree of reaction between two or more substances by means of a characteristic change, especially in color.
【化学】 指示剂：任何一种具有下列功能的物质，即能通过自身性质的变化，特别是颜色的变化来表明另一种物质的存在、消失或聚集，或可以表明两种以上的物质相互反应的程度；例如石蕊、酚酞

6. Any of various statistical values that together provide an indication of the condition or direction of the economy.
指标：任何一个统计数值，这些数值综合在一起能表明经济的状况或经济发展方向