轨道交通与自行车交通作为两种低耗能，高环保的交通方式越来越受到很多国家的关注。

Rail Transit and bicycle traffic as two low-power, high environmentally friendly mode of transport become more and more attention in many countries.

youdao

轨道交通与自行车交通作为两种低耗能，高环保的交通方式越来越受到很多国家的关注。

Rail Transit and bicycle traffic as two low-power, high environmentally friendly mode of transport become more and more attention in many countries.

youdao