dual controls
noun/ˌdjuːəl kənˈtrəʊlz/
/ˌduːəl kənˈtrəʊlz/
[plural]- two sets of instruments for controlling a vehicle or aircraft, so that a teacher, for example, can take control from the driver
（车辆或飞机的）复式控制装置，复式操纵装置