英语词汇proper fraction怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	proper fraction
释义	proper fractionn.Mathematics（名词）【数学】 A numerical fraction in which the numerator is less than the denominator.真分数：分子比分母小的数学分数 A polynomial fraction in which the numerator is of a lower degree than the denominator.分子比分母低一级的多项分数
随便看	rateable rated ratel ratels ratemaking rate of exchange ratepayer rater raters rates ratfink ratfish rath rathe rather rather than rathskeller rathskellers ratification ratifications ratified ratifies ratify ratifying ratine

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