tracking and data relay satellite system

例句：

1. 1.The tracking and data relay satellite system is crucial for monitoring the environment.
   跟踪和数据中继卫星系统对于监测环境至关重要。
2. 2.This satellite system allows us to track the movements of animals in real-time.
   这个卫星系统允许我们实时跟踪动物的移动。
3. 3.The data relay satellite system ensures that information is transmitted quickly and accurately.
   数据中继卫星系统确保信息能够快速且准确地传输。