升序,降序,子集
升序:Arranged in order from least to greatest or smallest to largest.
降序:Sorted from the end of the alphabet,the highest number,or the latest date.
子集:a set whose members are members of another set; a set contained within another set
升序,降序,子集
升序:Arranged in order from least to greatest or smallest to largest.
降序:Sorted from the end of the alphabet,the highest number,or the latest date.
子集:a set whose members are members of another set; a set contained within another set