1.  signal lamp
2.  signal light
3.  pilot lamp

• 1. 信号灯: signal lamp | Signal light | HL XD | signal light
• 2. 闪光信号灯: Blinker | flashlight | blinking light | flash-signal lamp
• 3. 报警信号灯: alert lamp

更多释义

• 1.那所学校现在设有临时交通信号灯。
  There are temporary traffic lights now at the school.
  dict.yoduao.com
• 2.信号灯故障导致了这次撞车事故。
  A signal failure contributed to the crash.
  dict.yoduao.com
• 3.交通信号灯由中心计算机控制。
  The traffic lights are controlled by a central computer.
  dict.yoduao.com

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