可大可小
kě​dà​kě​xiǎo

flexible

  1. 可 kě auxiliary
    can
    can; may; to be able to; to be permitted to
  2. 大 dà adjective
    big
    big; large; great; vast; high in scale or intensity; (of a person) old; adult
  3. 可 kě auxiliary
    can
    can; may; to be able to; to be permitted to
  4. 小 xiǎo adjective
    small
    small; tiny; few; minor; in area, volume, quantity, or power, being less than average or less than the object of comparison; opposite of 大 dà