英语翻译骑自行车要坐在车座上,双手扶住车把,脚踩住脚蹬一圈一圈的向前自行车是最环保的交通工具骑自行车有很多的好处

When you are riding a bicycle,you should sit steadily on your seat and hold the handle tightly,pedaling round after round in order to move forward.
Bicycle is the most environmental friendly vehicle.
You can benefit a lot from riding a bicycle.