• Powered by twin propellers connected to a pedal belt, the mini-sub can reach speeds of 8 kilometers an hour and can reach depths of 6 meters.

    连接脚踏带上螺旋桨提供动力潜艇时速达到8公里下潜6米深。

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  • Powerful battery-powered bicycles are crowding out their push-pedal brethren, delivering a jolt to the Bicycle Kingdom.

    拥有电池强劲驱动的电动自行车正在将普通脚踏自行车挤出市场,改变整个自行车王国的格局。

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  • The FullBellyProject also has a pedal -powered sheller.

    全民温饱计划还有一种是脚踏式的剥壳机。

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  • The FullBellyProject also has a pedal -powered sheller.

    全民温饱计划还有一种是脚踏式的剥壳机。

    youdao

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