Read Edit View history 国土安全局 Guótǔ'ānquánjú Homeland Security Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 国土安全局/國土安全局 · Guótǔ'ānquánjú · Homeland Security 2026/03/04 国土安全局 / 國土安全局 Guótǔ'ānquánjú Homeland Security Department of Homeland Security (DHS) 美国国土安全局负责维护国家的安全。 created sense Mar 4, 2026, 02:25 AM