Safety bicycle
01
安全自行车, 安全型自行车
a type of bicycle with two wheels of the same size, featuring pedals and a chain drive, designed for stability and ease of use compared to earlier bicycle designs
例子
The safety bicycle revolutionized transportation in the late 19th century.
安全自行车在19世纪末彻底改变了交通运输。
He prefers riding a safety bicycle because of its comfortable design.
由于设计舒适,他更喜欢骑安全自行车。



























