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If we listen carefully , we can time our pedaling well .

如果我们仔细地听，我们可以将我们的踏板调节地更好。

The bike can simulate pedaling up hills .

可以模拟蹬自行车上山。

Bicyclists sometimes develop this condition in their knee caps dueto the friction of pedaling .

骑自行车，有时在他们开发这个膝盖帽子由于脚踏摩擦条件。

In amsterdam , where pedaling to work is as routine as morning coffee , almost one out of every five bikes sold last year were battery-powered .

在阿姆斯特丹，骑自行车去上班就像每天早上喝咖啡一样平常，基本上去年别卖出的车中五分之一是以电池提供能量的。

New yorkers spent part of this fall pedaling demo versions of a new bike that may become as common as the city 's yellow cabs .

在这个秋天的部分时间里，纽约人开始踩着一种新型自行车上路，这种自行车有可能和纽约的黄色出租车一样成为纽约随处可见的事物。