decoder
noun [ C ] media specialized uk/diːˈkəʊd.ər/ us/diːˈkoʊd.ɚ/
（电视）解码器
a piece of equipment that allows you to receive particular television signals
You need a decoder to get these channels. 接收这些频道要有解码器才行。
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。