indicator [ˈɪndɪˌketɚ]

例句:

• Birthplace data are only the crudest indicator of actual migration paths.
  出生地信息只能非常粗略地显示实际移民过程。
  
• Gold prices are often seen as an indicator of inflation.
  黃金价格常常被看作是通货膨胀的指标.
  
• His left - hand indicator is flashing.
  他左手边的转向灯正在闪亮.
  
• Is this an indicator of what may lie ahead?
  来自VOA
• He says that is often a good contrarian indicator.
  来自WSJ
• Why were blacks a leading indicator of this disturbing trend?
  来自WSJ