遇到紧急情况发动机便自动停止工作。

The engines shut off automatically in an emergency.

《牛津词典》

发动机排气引射自动除尘，利于保养；

The design for automatic dust removal of engine exhaust is good for maintenance;

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自动亮灯功能，启动发动机亮灯，关闭灭灯；

Lighting automatically, turn on while starting the engine, turn off while close it;

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自动亮灯功能，启动发动机亮灯，关闭灭灯；

Lighting automatically, turn on while starting the engine, turn off while close it;

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