彻上彻下
chè​shàng​chè​xià

thoroughly

  1. 彻 徹 chè adverbadjective
    thorough
    (bound form) thorough; penetrating; to pervade; to pass through
  2. 上 shàng adjectivenoun
    upper
    top; higher; superior; better; used to describe something in a higher position or rank
  3. 彻 徹 chè adverbadjective
    thorough
    (bound form) thorough; penetrating; to pervade; to pass through
  4. 下 xià locative
    below
    low place; bottom; underneath; (bound form) used after a noun to indicate a scope, condition, or time