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来源: beautifulwind 于 2021-05-04 08:57:58 [档案] [博客] [旧帖] [给我悄悄话] 阅读数 : (1862 bytes)

回答: 与自行车差不多的意思,谁发明的? 谁用得最多? 由移花接木于 2021-05-04 08:03:07

Karl von Drais

A German baron named Karl von Drais made the first major development when he created a steerable, two-wheeled contraption in 1817. Known by many names, including the “velocipede,” “hobby-horse,” “draisine” and “running machine,” this early invention has made Drais widely acknowledged as the father of the bicycle.

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