自人类历史诞生以来,出现了无数各种各样的发明、发现,甚至对宇宙奥秘的探索。事实上,人类是如此聪明,以至于我们几乎解决了我们面临的各种问题。ever since the dawning of the history of mankind, there have beenmyriads of diversifed inventions, ...