韵律主要取决于语音的音高、音长及音强等超音段特征。按基本节奏类型划分,语言有重音节奏型语言、音节节奏型语言及莫拉节奏型语言三类。此外还可以划分出声调语言、重音语言及音高重音语言。AM理论的观点,语调可以在韵律上切分出若干层级的韵律单位。词汇后突显有两种功能:一是标示韵律单位的核心;一是标示韵律单位的边界。 Prosody mainly depends on the voice pitch, pitch length and sound intensity supersonic features. According to the basic types of rhythm, language accents rhythmic language, syllable rhythm language and Mora rhythm type three categories. In addition can also be divided into tone language, accent language and pitch accent language. AM theory point of view, the tone can be cut in the prosody of a number of levels of prosody units. Prominent after the vocabulary has two functions: First, mark the core of the rhythm unit; one is marked the boundary of the rhythm unit.