Cycling is not only an environmentally-friendly means of transportation for short journey, but also a recreational activity bringing benefits to physical health.
踏单车不但是环保的短途代步方式，更是一种富娱乐性而有益身心的体育活动。
Cycling is not only an environmentally-friendly means of transportation for short journey, but also a recreational activity bringing benefits to physical health.
踏单车不但是环保的短途代步方式，更是一种富娱乐性而有益身心的体育活动。
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