handbrake
noun [ C usually singular ] UK uk/ˈhænd.breɪk/ us/ˈhænd.breɪk/ (US emergency brake); (US also parking brake)
手刹车，手制动器
a device operated by hand that locks into position and prevents a vehicle from moving
You're supposed to put the handbrake on whenever you stop on a hill. 只要你在山坡上停车都应该把手刹车拉上。