desired signal英语标准发音：desired signal英式发音：美式发音：翻译中文期望信号desired signal - 基本释义[词典1]有用信号，有效信号desired signal - WEB词典desired signal期望信号有用信号desired-signal to undesired signal ratio信噪比desired to undesired signal ratio期望信号与不期望信号之比 参考资料： 1.百度翻译：desired signal2.有道词典：desired signal3.爱词霸：desired signal
