My mom took a deep breath and pushed down on the top pedal just the way I'd shown her. Slowly the bicycle rolled forward, picking up speed as it coasted down the hill.

我往车后退了两步，妈妈深呼了一口气，将踏板踩到底部，就像我刚才教她的一样，慢慢地，自行车往前滚动了，沿着山坡往下，车的速度越来越快，前轮开始快速地晃动。

She also has a pen attached to her bicycle, just in case the Muse hits her in mid-pedal stroke.

她的自行车上也绑着一支钢笔，只是为了防止在她登车的时候有灵感闪现出来。

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，改变了整个自行车王国的格局。

A novel lever-planet acceleration apparatus drives the bicycle so as to effectively utilize the pedal force of a rider and the rider can always obtain larger driving force with smaller force.

新颖的杠杆—行星加速装置传动可有效地利用骑手的蹬力，骑手用较小的力可始终如一地获得较大的驱动力。

He couldn't even pedal a bicycle.

他甚至连自行车也不能骑了。

She managed to pedal her bicycle slowly up the hill and was highly praised. ;

她设法骑车灭自行车慢慢 上了山，逢到大家高度赞 扬。