parking brake
noun [ C usually singular ] US uk/ˈpɑː.kɪŋ ˌbreɪk/ us/ˈpɑːr.kɪŋ ˌbreɪk/ (UK handbrake)
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 use the parking brake whenever you stop on a hill. 只要你在山坡上停车都应该把手刹车拉上。
Synonym: emergency brake