subsectionWiktionary 原文中文来自 ECDICTn.分部，分区，分支构词拆分sub-前缀Under, beneath. · Subsidiary, secondary.+section词根/词干词源说明From sub- + section.释义（英文）名词 NounA defined part of a section.(law) A subpart of a legal document such as law.(taxonomy, zoology) An informal taxonomic category below section and above family.(taxonomy