If the driver gets stuck or frustrated or loses his train of thought, the navigator and driver can switch roles.

如果驾驶员停滞不前或受到挫折或者失去了思路，导航员和驾驶员可以互换角色。

youdao

The stop/start-enginenotifications could switch the engine off and on automatically, or they couldtrigger alerts to the driver to turn it off/on manually.

这种引擎开/关通知可以自动地在开启与关闭之间切换，或者该系统也可以给司机发送“戒备信号”让司机自己动手开启或关闭汽车引擎。

youdao

Of course, the range of the car is greater than this because the driver can switch to petrol if the hydrogen tank is empty.

当然，实际的行程远远超过这个，因为驾驶员可以在氢燃料用完后切换到使用汽油。

youdao

The driver can intentionally switch over to a charging mode by pressing another button on the center console.

ENGADGET: VW unveils CrossBlue plug-in SUV with iPad mini headrests and 85MPGe efficiency (eyes-on)

The driver can also switch to "Eco" or "Sport" modes by pressing a button to the right of the shift lever.

ENGADGET: VW unveils CrossBlue plug-in SUV with iPad mini headrests and 85MPGe efficiency (eyes-on)

As part of the cascade of driver moves that will follow Alonso's switch, BMW Sauber's Robert Kubica is understood to have signed a contract to replace Alonso at Renault.

BBC: Ferrari confirm capture of Alonso