who invented bicycle
题目
who invented bicycle
用英语,要说明它发明于什么时候.
短一点的= = T^^^^`~
+上中文翻译
答案
The German Baron Karl Drais von Sauerbronn invented the "Laufmaschine" or "Running Machine",a type of pre-bicycle,which was first exhibited in Paris on April 6,1818.Ernest Michaux,the French father an...
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