headlight
US
UK headlight, headlamp n: often plural (vehicle's front light) (汽车等的)
SC 前照灯，头灯，车前灯 qián zhào dēng，tóu dēng，chē qián dēng
TC 前車燈
TC 前車燈
For some reason, the headlights of my car aren't working properly.
headlight, headlamp n: (light worn on the head)
SC 头灯，帽灯 tóu dēng
The physician adjusted his headlight before continuing with the surgery.