two-tone working双音: double tone工作: work; operation; working; op ...双音工作制: two tone working测音工作: sound locator work读音工作组: working grouon pronunciation; working group on pronunciation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:双音工作，即可在微信中查询翻译
