1、Then, a demodulator may receive the baseband signal and obtain an audio signal therefrom.
然后，解調(diào)器可以接收基帶信號(hào)并且從基帶信號(hào)獲得音頻信號(hào)。

2、Some users may require a line-input to apply audio signal externally with a wire.
有些用戶可能需要線的投入，用于音頻信號(hào)與外部電線。

3、Hardware Implementation of 7 kHz Audio Signal Codec
7kHz音頻信號(hào)編 * 的硬件實(shí)現(xiàn)

audio signal翻譯