cruise control

US /ˈkruːz kənˌtroʊl/
UK /ˈkruːz kənˌtroʊl/
"cruise control" picture
1.

巡航控制, 定速巡航

a system in a car or other vehicle that allows the driver to set a constant speed, so that the vehicle maintains that speed without the driver having to press the accelerator pedal

:
He set the cruise control to 70 mph on the highway.
他在高速公路上将巡航控制设置为每小时70英里。
Using cruise control can help save fuel on long drives.
在长途驾驶中使用巡航控制有助于节省燃油。