The objective world contains infinite items,while the vocabulary of our human language is always limited,so fuzziness would inevitably occur when we use the language to reflect the world.Fuzzy language refers to the linguistic units or patterns that are indeterminate or with referentialindef initeness.
Fuzziness is a universal phenomenon that is shared by all kinds of natural languages.However,each language may have its own way to express the same fuzziness.Through analyzing three models of definitions of translation,the fuzziness of translation is discussed.