而传统的共现词提取方法仅仅局限在单一的一种统计量上，其结果十分不精确，需要人工再进行整理。

But traditional co-occurrence word retrieval methods used only a single statistic method, so the result is very imprecise, and needs lots of manual collation.

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通过统计分析发现，3-6岁儿童实词词汇量随着年龄增长而增加，名词、动词、形容词、量词、副词等增加的速度十分明显。

It shows that the number of notional words increases with age especially noun, verb, adjective, quantifier and adverb and there are more monosyllabic words than double syllabic words.

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