indicator

• 名词，指表示某种状态、存在或方向的标志、信号或测量器。

A noun referring to a sign, signal, or gauge that shows the condition, existence, or direction of something.

1. B2formal

   A thing that indicates a state or level; a sign or signal.

   指标

   • The rising temperature is an indicator of climate change.
   • Economic indicators suggest a slowdown in growth.
   • Her smile was a clear indicator of her happiness.

   同义词barometerevidencegaugeguideindexmarkpointersignsignalsymptomtoken

2. Measuring deviceB1formal

   An instrument or device that shows a measurement or condition.

   测量仪器

   • The fuel indicator shows we need to refill the tank.
   • The speed indicator on the dashboard is broken.
   • The pressure indicator warns when the system is overloaded.

   同义词dialdisplaygaugeinstrumentmeterreadoutsensor

3. Turn signalA2informal

   A light on a vehicle that shows the driver's intention to turn.

   转向灯

   • He forgot to use his indicator before turning left.
   • The car's indicator was flashing to signal a lane change.
   • Always check your indicators before merging.

   同义词blinkerturn indicatorturn signal