英语词汇“null set”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	null set
释义	null setˌnull ˈset noun [countable] math a mathematical set with no members, usually written { }
随便看	retrogressive retrogressively retronym retrospect retrospection retrospective retrovirus retry retsina return returnable return address return ticket retweet Reuben Reuben sandwich reunification reunify reunion reunite reusable reuse Rev. rev revaluation

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