cocycle space

例句：

1. 1. He rode his bike to school every day.
   他每天骑自行车上学。
2. 2. She loves cycling in the park on weekends.
   她喜欢周末在公园骑自行车。
3. 3. The bicycle is a popular mode of transportation.
   自行车是一种流行的交通工具。