In 1790,a French name,with his mind he loved so much.One day,he walked on a street in Paris,because the day rained,accumulated a lot of rain,on the road is very bad.Suddenly,from behind a carriage is ...用途
Can be used as environmental protection of transport is used to instead of walking, travel; More and more people will be bicycle, bicycle, for fitness equipment used to riding exercise to travel; Bicycle itself is a sports competition sport, road cycling and mountain bike race, cycling, stunt bike race, etc.