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| English | Chinese |
| criteria for early recognition | 早期识别标准 |
| early-warning method | 预警方法 |
| early warning system Any series of procedures and devices designed to detect sudden or potential threats to persons, property or the environment at the first sign of danger; especially a system utilizing radar technology | 预警系统 (设计用于在危险前探知对人类、财产或环境的立即或潜在威胁的任何系列程序和设备，特别是利用雷达技术的系统。) |
| immediate early phase | 直接早期 |