suǒ​yuè

lock and key

suǒ​yuè lock and key

  1. lock
    a device used to secure a door, container, or vehicle, opened by a key, code, or fingerprint
  2. key
    (literary) a key used for opening locks; also used as a bound form in the word 钥匙 yào​shi

suǒ​yuè strategic location

  1. to block
    to close off, surround, or envelop, such as with fog or a military blockade
  2. crucial point
    (figurative) a key or crucial element; a strategic mountain pass or border area

suǒ​yuè key

  1. lock
    a device used to secure a door, container, or vehicle, opened by a key, code, or fingerprint
  2. crucial point
    (figurative) a key or crucial element; a strategic mountain pass or border area