"Driving a car" 和 "Operating a vehicle" 都可以用英语表示开车。
"Driving a car" 来源于单词 "drive"，其原意是指驾驶，后来扩展到指开车。
例句：
I love driving my car on the weekend.
He has been driving for 10 years without an accident.
"Operating a vehicle" 来源于单词 "operate"，意为操作，后来扩展到指开车。
例句：
The popce are trained in operating different types of vehicles.
She is not confident in operating heavy machinery.