head·light /-ˌlaɪt/
前燈,桅燈
Head·light n. Engin. A light, with a powerful reflector, placed at the front of a vehicle such as an automobile, truck, locomotive etc., to throw light on the road or track ahead of the vehicle at night, or in going through a dark tunnel; a headlamp.
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headlight
n : a powerful light with reflector; attached to the front of an
automobile or locomotive [syn: headlamp]