英语翻译这是美国翻译理论家尤金奈达说的,求原文翻译,强调,一定是原文

Translation is an exchange between two cultures.For a real successful translation,knowing two cultures is more important than grasping two languages,（because words become meaningful only in its effective cultural background）
出自 Eugene.A.Nida《Language,Culture and Translation》一文