“信号”造句

编码信号由碟形卫星天线接收。
The coded signal is received by satellite dish aerials.

塞西尔此时开始慌张起来,连忙发射了两枚遇险信号火箭。
Cecil now began to panic and fired off two distress rockets.

声音信号可以通过电缆传送而不失真。
Audio signals can be transmitted along cables without distortion.

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