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I think in the u.s. we have a much more recreational mindset with bicycles .

我想在美国，我们对自行车的看法更多的是消遣性的。

Bicycles , scooters , oxcarts , and bus transportation finally are giving way to automobiles in emerging economies .

在新兴经济体中，自行车、小型摩托、牛车和公交车最终都会为汽车让路。

12 Bicycles are left at the odaka train station .

12自行车被遗留在小高火车站。

Kids squealed by on their bicycles .

孩童们骑着自行车尖叫而过。

The first bicycles were made of wood .

历史上的第一辆自行车是木制的。