Different syntactic structures form the basis of ambiguity, polysemous phenomenon in semantics and pragmatics provides the condition for and the possibility of the existence of ambiguity.

• 句法多义及多层次性是歧义产生的基础，语义上的多义为歧义的产生提供了条件，而语用则为歧义提供成立的依据及多种解释的可能性和合理性。