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前鼻韵母和后鼻韵母的区别

更新时间: 2021-06-10 22:02:46     

1、前鼻韵母的鼻尾音是-n,后鼻韵母的鼻尾音是-ng。

2、前鼻韵母:an en in un un,后鼻韵母:ang eng ing ong。

3、前鼻韵母、后鼻韵母,其中n发音时舌尖起主要作用,所以带n的韵母叫前鼻韵母;ng发音时舌根起主要作用,所以带ng的韵母叫后鼻韵母。

4、前鼻辅音韵尾时,口型较闭、即开口度小;声音较沉闷、单薄、响度小。后鼻辅音韵尾时,口型微开,即开口度较大;听感上,声音较响亮,响度较大,共鸣较强。

5、前鼻韵母在发音时舌尖起作用,要抵住上齿龈。后鼻韵母发音时舌根起作用,要抬起,抵住软腭(口腔上部是硬腭,后面就是软腭,再后面是小舌)。

关键词: 鼻韵母 区别

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