登录 注册

环境类 > 195 自行车更环保

195 Cycling is healthier and better for the environment, but is not popular in many places. Why is this the case and how should the popularity of cycling in such places be improved? 骑自行车更加健康对环境有利,但是很多地方不流行。这是为什么?这些地方骑自行车的流行度应该被改变吗?

返回