COMSEC

例句：

1. 1. 美国国防部
   Department of Defense
2. 2.中央情报局
   Central Intelligence Agency
3. 3. 通信安全局
   Communications Security Administration
4. 1.The COMSEC is responsible for protecting the nation's secrets.
   通信安全局负责保护国家的机密。
5. 2. The CIA has been accused of engaging in covert operations.
   中央情报局被指控进行秘密行动。
6. 3.The NSA is known for its role in monitoring global communications.
   国家侦察局因其在全球通讯监控中的角色而闻名。