Darwin took the tiniest step beyond common knowledge。

　　達爾文只比常識進(jìn)步了一小步。

　　This is common knowledge and there's no disputing it。

　　這是常識而且沒(méi)有任何爭議。

　　It is common knowledge that the earth moves around the sun。

　　地球繞著(zhù)太陽(yáng)轉是常識。