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1. The strategic alert sound system is designed to help us stay safe during emergencies.
战略警报声系统旨在帮助我们在紧急情况下保持安全。
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2. The military has implemented a new strategy alert sound system to improve communication during wartime.
军方已经实施了一种新的战略警报声系统，以提高战时的通信效率。
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3. The strategic alert sound system was developed to provide early warning of potential threats to national security.
战略警报声系统被开发出来，以提供对潜在威胁国家安全的早期警告。