The bicycle is one of the simplest yet most useful inventions in the world.The surprising thing is

问题描述:

The bicycle is one of the simplest yet most useful inventions in the world.The surprising thing is

The bicycle is one of the simplest yet most useful inventions in the 自行车是在世界上最简单而又最有用的发明之一。达芬奇死后不久,人们就开始

The bicycle is one of the simplest yet most useful inventions in the world.
---------自行车是世界上最简单而又最有用的发明之一.