CB
noun/ˌsiː ˈbiː/
/ˌsiː ˈbiː/
[uncountable]- a range of waves on a radio on which people can talk to each other over short distances, especially when driving (the abbreviation for ‘Citizens’ Band’)
民用电台波段（在短距离内，尤指驾车时可通话的无线电波段，全写为 Citizens’ Band） - A truck driver used his CB radio to call for help.
卡车司机用民用波段无线电呼救。
CultureCB first became popular in the US in the 1970s as a way of exchanging warnings about traffic problems and police. It was illegal in Britain until 1981. CB users give themselves unusual radio names, such as 'Hound Dog' and 'Sweet Mama'. CB radios are no longer very widely used.Oxford Collocations DictionaryCB is used before these nouns:- radio
- A truck driver used his CB radio to call for help.