?闭路电视接收机
... closed circuit ignition 封闭回路式点火 closed circuit television set 闭路电视接收机 closed circuit system 闭式循环系统闭路制 ...
?闭路式电视接收机
闭路式电视接收机 closed circuit television set 便携式电视接收机 portable television receiver ..
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。