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1、Bicycle,Lynn,In 1816, a German forester named Drais invented the first bicycle. But it was made of wood, and it needed your two legs touch the ground frequetly to make it go forward,so it was very inconvenient.,In 1861, Pierre Michaux installed the foot plate(脚踏板) on the front wheel(前轮). Above it wa
2、s the saddle(鞍座). But this made the bicycle difficult to ride. Even though it was showed on the Paris World Expo and broad peoples horizen, it didnt attract them, for it was too high.,In 1875, the bicycle was brought into China. 溥仪 was widely knew as the bicycle-lover. He owned a bicycle from his En
3、glish teacher as a present, so he always ride in palace on spare time. It was said that he saw (锯) many thresholds(门栏) so as to made it easy to ride in the palace.,In 1885, James Starley, father of the bicycle, invented “roamer”(“漫游者”). It was rebuilt into rhombus(菱形), which made it become safer.,Ab
4、out in 1975, the population of cars increased. The developed countries began to consider the problem of pollution and life safety. So they encouraged the citizens to go out by bike, especially Holland, which called Bicycle Kingdom. Holland began to built road cycling(自行车公路) in 1980, and its queen al
5、so always go out by bike.,Since initiating the reforms and open policy in 1984, China was in its developing stage . Because of bikes cheap price and convenience, its population in usage was the highest.,The sea of bike in front of Tianan men,Recumbent,Tandem Bicycle,Mountain Bicycle,Track Bicycle,Road Bicycle,Cycling BMX,Vigor,Youth,Thankyou,
