chìa khóa

+ noun  

• Key key
  • cho chìa khoá vào ổ khoá
    to put the key in the lock
  • tay hòm chìa khoá
    to hold the purse-strings (in a household)

• Những từ có chứa "chìa khóa" in its definition in English - Vietnamese dictionary: 
  crash course cylinder lock course of study directed study doorlock course session class period closed-in degree program commencement ceremony more...