词汇	闭路监控系统
释义	闭路监控系统 closed circuit television system
随便看	beat someone all to ribands Beat someone at doing something beat someone at his own game beat someone at his own weapon beat someone at his own weapons beat someone at his own weapon s beat someone at their own game beat someone at the post beat someone black and blue beat someone down beat someone hollow beat someone into fits beat someone on the post beat someone or something out beat someone out of his boots beat someone out of his track be at someone's beck and call beat someone's brains out be at someone's door beat someone's head off be at someone's neck be at someone's nod be at someone's service beat someone to a frazzle beat someone to a mummy