switchable-mode line

例句：

1. 1. The switchable mode line is a crucial component in the communication system.
   可切换模式线是通信系统中至关重要的组成部分。
2. 2. The engineers were able to switchable mode line the faulty equipment and restore service.
   工程师能够切换模式线修复故障设备并恢复服务。
3. 3. The new switchable mode line technology promises to improve network performance and reliability.
   新的可切换模式线技术承诺将提高网络性能和可靠性。