categoryn.种类;类别;范畴
category creation范畴创造
category codebook分类码书
category of paper论文类别
category-makers编目人员
category of speech言语范畴
category of access接入类别, 存取分类
category of result结果范畴
category of groups群范畴
category relevance类别相关性
category of market市场的类型