parent exchange母: mother电话局: telephone exchange电话局: telephone station; telephone exchange; telephone office 长途电话局 trunk exchange; long distance office被叫电话局: call exchange本地电话局: le local exchange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:母电话局,即可在微信中查询翻译