闭关锁国 bì guān suǒ guó

DEFINITIONS

  1. to close the passes and seal off the country
  2. to close a country to exclude foreign contact

CHARACTERS

闭 bì shut, close; obstruct, block up
关 guān frontier pass; close; relation
锁 suǒ lock, padlock; shackles, chains
国 guó nation, country, nation-state