multikeyWiktionary 原文构词拆分multi-前缀More than one; pertaining to more than one thing. · Many; pertaining to many things.+key词根/词干词源说明From multi- + key.释义（英文）形容词 AdjectiveOf or pertaining to more than one key (in various senses).名词 Noun(computing) A multi-element key into a data structure.