英语词汇“proper fraction”的意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-ABC网

单词	proper fraction
释义	proper fraction 汉语翻译【计】真分数英语解释：名词 proper fraction: a fraction with a numerator smaller than the denominator 例句： One forth is a proper fraction. 四分之一是一个真分数。
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proper fraction