motion picture sound recording system电影: film; movie; motion picture录声: sound recording系统: system单通道电影录声系统: monophonic sound motion picture recording system电影录声: motion-picture recording下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:电影录声系统，即可在微信中查询翻译
