pedal相关的词根或词缀是: ped ped

He jumped on his bike and started to pedal .

他跳上脚踏车，踩着踏板开始出发。

You can spend even more and still have to pedal the bike yourself .

你可以花更多的钱但仍然需要自己脚蹬自行车。

With no indoor bathroom , zhang has to pedal about 10 minutes , past all the gleaming development , to the nearest public facilities .

由于没有室内洗手间，张长福不得不骑大概10分钟的自行车，经过这繁华的开发区，去最近的公共厕所上洗手间。

Should I use pedal when playing bach ?

在弹奏巴赫时，我需要使用踏板吗？

What most likely happened was pedal misapplication .

最有可能的情况是错踩了踏板。