英语词汇“null set”的翻译、意思、用法、释义-英汉双解词典-修远网

单词	null set
释义	null set n ① 【数】空集合(通常写成{ };★亦称empty set)
随便看	round-arm round as a ball round-backed round bracket round brackets round dance round down rounded roundedly roundedness roundel roundelay rounder rounders roundest round-eyed round-faced round hand Roundhead roundheaded Roundheads roundheel roundhouse roundhouses rounding 黄体黄体生成素黄体芳黄体酮黄侃黄侃论学杂著黄兆森黄兆魁黄兆麟黄光升(昇) погодный1 погодоведение погодоведение погодок погодок погодостойкий погодостойкий погодостойкость погодостойкость погожий