To keep the engine braking effect when the unexpected flameout.

保持发动机意外熄火时的制动效果。

youdao

This can be useful when going downhill, where the effect is similar to engine braking.

这种模式在下坡时更有用，这时的效果与引擎制动相似。

youdao

This button - a very important one - operates and changes the engine braking settings.

这是一个非常重要的按钮，用来操作和调整煞车的设定。

youdao

Basically, using the car's "engine braking" is what let us stay off the brake pedal.

ENGADGET: Audi A3 e-tron hands-on (video) Hands-on

As such, it's a lot like driving a manual transmission stuck in second gear and using engine braking to slow down.

ENGADGET: Tesla Model S first drive: the sports sedan goes electric (update: video)

This slowing effect is used by Lotus to simulate engine braking, in which resistance inside an internal-combustion engine decelerates the car.

ECONOMIST: Fast cars will go even faster with electric power