How to deal with the polyphones is a challenge for the text to pinyin conversion 字音标注主要解决多音字和多音词的注音问题。
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Different pronunciations between written and spoken form of some characters do not have the identical meanings “以字为本，系联词语”是对多音字和一般字词教学都具有积极作用的一项基本原理。
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Look up a word or term in an internet dictionary or glossary . free search access to a frequently updated database of words , terms , names , and acronyms -选定4253多音字，依其性质，分类列表，每字一表，内容包括字号部首注音词性释义资料来源。
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A context - dependent polyphone disambiguation technology was proposed , combined with the decision tree and maximum entropy methods , the accuracy can be improved to 99 . 82 % 采取结合上下文信息及语法信息的多音字消歧技术，利用决策树和最大熵等模式识别方法，使注音正确率达到99 . 82 % 。
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In modern chinese , commonly used polyphonic characters do not simply mean polyphonic characters in commonly used characters , which need a new scientific test 摘要从语文教学应用的出发点看，常用多音字的最大范围为400字左右，内容大致有七类；高考总复习对象约为其中200字，主要集中于后四类。
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Now it is extensive used in many fields , such as multimedia teaching software development , multimedia demo and report , multimedia electronic publishing , multimedia information search and so on 蒙泰瑶光提供了所有汉字的汉语拼音自动注音功能，同时对多音字可手动调整，还可手动更改注音便于制作各类找错题。
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For example " 旅行 " is " travel " meaning , “ 旅 ” pronounce " " , " 行 " pronounce " " , with chinese pronunciation quite similar , in a japanese word , each one character has corresponds one pronunciation , only it have some polyphone 比如说“ ”里面的“旅”就对应“ ” ， “行”就对应“ ”这个发音，和中文比较类似，日语单词中的一个个字也有相对应的一个个读音，只不过它的“多音字”比较多点罢了。
