保持安全速度和电力驱动的自动驾驶汽车将大幅降低污染水平，减轻对不可再生燃料的依赖。

Maintaining safe speeds and being electric, self-driving cars would drastically reduce pollution levels and dependency on non-renewable fuels.

youdao

超出安全速度限制的司机。

Don't exceed the speed limit.

youdao

不采用安全速度航行；不按规定的航路航行；

Not sailing at a safe speed; Not sailing in the prescribed sea route;

youdao

Well, I don't care for the speed but I can't get enough of that safety gear.

我不在乎速度,我就是对那些安全装置百看不厌。

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