noun🔗Share子集 (of a set S) A set A such that every element of A is also an element of S."The set lbrace a, b brace is a both a subset and a proper subset of lbrace a, b, c brace while the set lbrace a, b, c brace is a subset of lbrace a, b, c brace but not a proper subset of lbrace a, b, c brace."集合{a, b}既是集合{a, b, c}的子集，也是真子集；而集合{a, b, c}是集合{a, b, c}的子集，但不是真子集。mathlogicChat with AIVocabulary GamePractice Reading
noun🔗Share子集, 分支 A group of things or people, all of which are in a specified larger group."We asked a subset of the population of the town for their opinion."我们向镇上一部分居民征求了他们的意见。(Wǒmen xiàng zhèn shàng yī bùfen jūmín zhēngqiú le tāmen de yìjiàn.)groupmathChat with AIVocabulary GamePractice Reading
verb🔗Share求子集，取子集 To take a subset of."The software allows you to subset the data based on specific criteria, such as date or location. "这个软件允许你根据特定条件（比如日期或地点）求数据的子集。mathgroupChat with AIVocabulary GamePractice Reading
verb🔗Share嵌入，抽取子集 To extract only the portions of (a font) that are needed to display a particular document."To reduce the file size of the ebook, the publisher subsets the font, including only the characters actually used in the text. "为了减小电子书的文件大小，出版社对字体进行了嵌入子集处理，只包含了文本中实际使用的字符。technologycomputingwritingtypeChat with AIVocabulary GamePractice Reading
