人行道上正在使用自行车 Bicycle being used on the sidewalk

一个穿着黑色网球鞋和蓝色牛仔裤的人在人行道上骑着一辆蓝色自行车，周围是绿草，背景是树木。

A person wearing black tennis shoes and blue jeans rides a blue bike on the sidewalk, green grass around and trees in the background.