pilot light 

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英汉解释

长明小灯；常燃小火；标灯（等于pilot lamp）

同义词

n. indicator lamp，pilot，pilot burner，pilot lamp

参考例句

1. Front-row pilot light comfortable warm.
前排驾驶灯舒适温馨。
2. The power input connector on the switch has two dedicated alarm circuit connections that can be wired to any warning device, such as a PLC or pilot light.
转换器中的功率输入连接器有两个专门的告警电路接线，可以连接任何报警装置，例如PLC或者标灯。
3. The list is interminable: articles to write, tiresome messages to read and send, a dodgy pilot light on the boiler, a child's sports kit that has been carelessly left on the bus. And on and on.
这是个冗长的单子：要写的文章、要阅读和发送的无聊信息、锅炉上某个指示灯令人不安地亮了，以及不小心遗忘在公共汽车上的一套儿童运动用品，等等。

英英解释

n.
  1. small auxiliary gas burner that provides a flame to ignite a larger gas burner
  2. indicator consisting of a light to indicate whether power is on or a motor is in operation

网络释义

pilot light
指示灯; 信号灯; 标灯; 领航信号灯;
Direction indicator pilot light
转向指示表板灯;
capacitive discharge pilot light
电容式放电领示灯;
cresset pilot light
标灯;
pilot light burner
引火灯;