自人類歷史誕生以來，出現(xiàn)了無數(shù)各種各樣的發(fā)明、發(fā)現(xiàn)，甚至對宇宙奧秘的探索。事實(shí)上，人類是如此聰明，以至于我們幾乎解決了我們面臨的各種問題。
ever since the dawning of the history of mankind, there have beenmyriads of diversifed inventions, discoveries, and even explorations of themysteries of the universe. in fact, the human beings are so intelligent that wehave solved almost all kinds of problems we have confronted with.
