階層分類体系

かいそうぶんるいたいけい

noun

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hierarchical classification system(computer term)

階	storey, stair, counter for storeys of a building
層	stratum, social class, layer, story, floor
分	part, minute of time, segment, share, degree, one's lot, duty, understand, know, rate, 1%, chances, shaku/100
類	sort, kind, variety, class, genus
体	body, substance, object, reality, counter for images
系	lineage, system