The army protects national security.

部队保护国家安全。

The frontier defence forces protect national security.

边防部队保护国家安全。

The president's mandate is to ensure national security.

总统的授权是确保国家安全。

Cyber attacks can destabilize national security.

网络攻击可能会使国家安全不稳定。

The duty of the commander-in-chief is to ensure national security.

统帅的职责是确保国家安全。

This military strike is to protect national security.

这次军事打击是为了保护国家安全。

Some conservatives are concerned about national security issues.

一些保守派关心国家安全问题。

Training in counterterrorism is essential for national security.

反恐培训对国家安全至关重要。

The aerospace industry is crucial for national security.

航空航天工业对国家安全至关重要。

One of the CIA's missions is to protect national security.

中情局的任务之一是保护国家安全。