gas cap
USuk/ˈɡæs ˌkæp/us/ˈɡæs ˌkæp/(UKpetrol cap)on acar, asmallcoverthat goes over theholethat you putfuelinto
（汽车里的）油箱盖
Jonathan Kitchen/Photographer's Choice RF/GettyImages
The exterior of vehicles
- a fifth/third wheelidiom
- bull bar
- cab
- coachwork
- crumple zone
- finny
- fog light
- full beam
- hazard light
- headlight
- high beams
- hubcap
- mudflap
- side mirror
- sidelight
- sunroof
- tire
- tow bar
- tread
- wing