2022年2月15日
bicycle
摘要： A bicycle, also called a cycle or bike, is a human-powered, pedal-driven, single-track [单轨] vehicle, having two wheels attached to a frame, one behind 阅读全文
posted @ 2022-02-15 22:46 华容道专家 阅读(240) 评论(0) 推荐(0)