SR

例句：

1. 1. The team worked tirelessly to maintain the safety zone around the crash site.
   团队不懈努力，确保事故现场周围安全区域。
2. 2.The SRS system detected a potential threat and alerted the pilots to take immediate action.
   超视距雷达系统探测到潜在威胁，并通知飞行员采取紧急行动。
3. 3. The SRS indicator showed that the aircraft was operating within its safe speed limits.
   超视距雷达指示器显示飞机在安全速度范围内运行。