pilot light

基本解释

Pilot light indicates overrides status.
指示灯显示超越状态。
Red pilot light mounted on inner door for each connected motor. Does not include temperature switches.
每台连接电机均在内门上安装红的指示灯。不包括温度开关。
Front-row pilot light comfortable warm.
前排驾驶灯舒适温馨。

In the windy car, it warmed her like a glowing pilot light, steady, ready to flare into action.
NEWYORKER: Soldier’s Joy
Using your money creation power to boost consumer spending might just light the corporate hiring pilot light by jolting demand.
FORBES: Bernanke Jackson Hole Memo: Spur Demand With $1 Trillion Consumer Grant
What if a can of floor sealant mentioned the fellow who didn't realize that the fumes are heavier than air and can catch on a pilot light in the basement, and who died as a result?
FORBES

A pilot light is a small gas flame in a gas stove, furnace, or water heater. It burns all the time and lights the main large flame when the gas is turned fully on.