国土安全 guó tǔ ān quán

DEFINITIONS

  1. homeland security

CHARACTERS

国 guó
HSK 1
nation, country, nation-state
土 tǔ
HSK 5
soil, earth; items made of earth
安 ān
HSK 3
peaceful, tranquil, quiet
全 quán
HSK 4
maintain, keep whole or intact