车轮和车轴(The Wheel and Axle)——欧美变革交通的十大因素

车轮和车轴(The Wheel and Axle)——欧美变革交通的十大因素在《欧美变革交通的十大因素》中排名第1名。你可能预期的大多数车轮将一件事彻底改变了运输数量。车轮是一个简单的机器,让人们做更少的工作,但有更多结果。轮子的发明导致更多的进步等车使旅行变得更加容易。 ...

车轮和车轴欧美变革交通的十大因素在欧美变革交通的十大因素中排名第1名。

你可能预期的大多数车轮将一件事彻底改变了运输数量。车轮是一个简单的机器,让人们做更少的工作,但有更多结果。轮子的发明导致更多的进步等车使旅行变得更加容易。

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我们精选了部分网友观点：

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As most of you probably expected the wheel would be the number one thing that revolutionized transportation. The wheel is one of the simple machines that lets people do less work but have more outcome. The invention of the wheel lead to many more advancements such as the wagon which made travel easier.