交通法规规定，12岁以下儿童不能在道路上骑自行车。

According to the traffic law, children under 12 mustn't ride bicycles on the road．

youdao

交通法规规定，12岁以下儿童不能在道路上骑自行车。

According to the traffic law, children under 12 mustn't ride bicycles on the road．

youdao