影响汉语语音演变的因素有很多,音节结构内部声韵调的相互制约可能影响语音的演变,文字特别是形声字的结构形式可能影响读音的变化,而词语语法意义的不同可能导致词语读音上的分化,方言之间的相互作用也可能是导致汉语语音演变的原因之一。 There are many factors that affect the evolution of Chinese speech. The mutual restraint of syllables within the syllable structure may affect the evolution of speech. The structure of words, especially the forms of shaped words, may affect the variation of pronunciation. The different grammatical meanings of words may lead to the differentiation of words The interaction between dialects may also be one of the reasons leading to the evolution of Chinese speech.