英语词汇“null-set”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	null-set
释义	null-set 英'nʌls'et美'nʌls'et 基本英英例句 n.零集⁵⁰;空集⁵⁰ 名词 null set: a set that is empty; a set with no members用作名词The null set is any set subset.空集是指不含任何元素的集合，空集是任何集合的子集。
随便看	Ligularia mongolica Ligularia muliensis Ligularia myriocephala Ligularia nanchuanica Ligularia narynensis Ligularia nelumbifolia Ligularia nyingchiensis Ligularia odontomanes Ligularia oligonema ligularia paradoxa Ligularia paradoxa Ligularia parvifolia Ligularia petiolaris Ligularia phcenicochaeta Ligularia phyllocolea Ligularia platyglossa Ligularia pleurocaulis Ligularia potaninii Ligularia przewalskii ligularia przewalskii diels Ligularia przewalskii Diels Ligularia przewalskiiMaxim.Diels Ligularia pterodonta ligularia purdomii Ligularia pyrifolia