back-seat driv·er
noun/ˌbæk siːt ˈdraɪvə(r)/
/ˌbæk siːt ˈdraɪvər/
(disapproving)- a passenger in a vehicle who keeps giving advice to the driver about how they should drive
车上的乘客不断向司机提供如何驾驶的建议 - a person who wants to be in control of something that is not really their responsibility
企图越权者