信号灯 (xìn hào dēng) — traffic light; signal light (for railways, ships, etc.)

定義

例文

• 前面有一个信号灯，请停车等待。
  Qián miàn yǒu yí gè xìn hào dēng, qǐng tíng chē děng dài.
  There is a traffic light ahead, please stop and wait.
• 火车站的信号灯显示绿色，火车可以进站了。
  Huǒ chē zhàn de xìn hào dēng xiǎn shì lǜ sè, huǒ chē kě yǐ jìn zhàn le.
  The signal light at the railway station shows green; the train can enter the station now.
• 他等了很长时间，信号灯终于变了。
  Tā děng le hěn cháng shí jiān, xìn hào dēng zhōng yú biàn le.
  He waited for a long time, and the traffic light finally changed.