英语词汇“direct sum”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	direct sum
释义	direct sum (extremely rare) n WORD FAMILY direct sum n a union of two disjoint sets in which every element is the sum of an element from each of the disjoint sets Hyper join, sum, union a set containing all and only the members of two or more given sets
随便看	prepositional object prepositional phrase prepossess prepossessing prepossession preposterous preposterously prepotency preprandial prep school prepubertal prepuberty prepubescent prepuce prepupal prepyloric vein Pre-Raphaelite prerecord prerecorded prerequisite prerogative presage presbyope presbyopia presbyopic

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