a person or thing that analyses and interprets something, in particular
译码员;解码器,尤指:
an electronic device for analysing the information components of an audio or visual signal and feeding them to separate amplifier channels
电子声像解码器。
an electronic device that converts a coded signal into one that can be used by other equipment, especially a device to decode satellite television signals
电子译码器(尤指卫星电视信号解析设备)。