You will build leg muscle, and you can even do curls while you pedal.

你将建立腿部肌肉，甚至可以做卷发，而你踏板。

youdao

You will build leg muscle, and you can even do curls while you pedal.

你将建立腿部肌肉，甚至可以做卷发，而你踏板。

youdao