Pedal: a flat bar on a machine such as a bicycle, car, etc. that you push down with your foot in order to make parts of the machine move or work （自行车等的）脚蹬子，踏板
I couldn't reach the pedals on her bike.
我骑她的车够不到脚蹬子。
She pressed her foot down sharply on the brake pedal.
她猛踩刹车踏板。

Automatic: of a machine, device, etc. 机器、装置等 having controls that work without needing a person to operate them 自动的
automatic doors
自动门
a fully automatic driverless train
全自动无人驾驶火车
automatic transmission(= in a car, etc.)
（汽车等内的）自动变速器
an automatic rifle(= one that continues to fire as long as the trigger is pressed)
自动步枪

Ignition: the electrical system of a vehicle that makes the fuel begin to burn to start the engine; the place in a vehicle where you start this system 点火装置；点火开关
to turn the ignition on/off
打开╱关上点火开关
to put the key in the ignition
把钥匙插进点火开关

Horn: a device in a vehicle for making a loud sound as a warning or signal （车辆的）喇叭 countable
to honk your car horn
按响汽车喇叭
to sound/toot your horn
鸣喇叭

Fill up: 装满
He has filled up the tank with gas.
他已给油箱装满了汽油。

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