Stomp the pedal and the gasoline engine takes over, with an assist from the electric motor to provide additional torque.

只要踩下踏板就能启动汽油引擎，而行驶中另外需要增加的转矩将由电力引擎来辅助提供。

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But the 28-year-old does not rely on his own pedal power - like hundreds of thousands of others, he has bought an electric bike.

可是这位28岁的青年并不用脚蹬——如同成千累万的其他人一样，他买了一辆电动脚踏车。

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The setup most frequently used in death metal is two electric guitars, a bass guitar, a vocalist and a drum kit almost universally using two bass drums or a double bass drum pedal.

死亡金属的常用装备是两把电吉他、一把低音吉他（贝司）、一位主音歌手（主唱）和一套爵士鼓（即架子鼓，普遍使用两个低音鼓或底鼓双踩踏板）。

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As he explains, power-assisted bikes are either great electric bikes or great pedal bikes, but rarely both.

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The combination of pedal power and electric power gives the Turbo a top assisted speed of 27.9 mph.

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Coasting: As soon as the driver releases the accelerator pedal, the engine and electric motors are decoupled from the drivetrain and the engine is shut off, provided that the battery is sufficiently charged.

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