short-wave communication

例句：

1. 1. Short-wavecommunication is essential for emergency broadcasts.
   短波通信对于紧急广播至关重要。
2. 2. The short-wave communication system allows us to communicatewith people in remote areas.
   短波通信系统使我们能够与偏远地区的人们进行沟通。
3. 3. The short-wave communication channel wasused to transmit important information during the war.
   在战争中，短波通信频道被用来传输重要信息。