Go to Bing homepage

PSTN

US 
UK 
  • Web公共交换电话网(Public Switched Telephone Network);公共交换电话网络;公用电话交换网

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
More sentence filters
Hide sentence filters