CB is a kind of radio ordinary people can use to talk over a few kilometres, without a phone company in the middle. The letters stand for Citizens’ Band.

CB is a kind of radio ordinary people can use to talk over a few kilometres, without a phone company in the middleCB是一種一般人可以用來通話幾公里遠的無線電，中間不需要透過電信公司。The letters stand for Citizens' Band這幾個字母代表Citizens' Band（民用波段）。

Drivers — especially truck drivers — made it famous: a box in the cab, a microphone in the hand, and chat about traffic, weather, and the road ahead. The talk has its own slang (like “10-4” for “I understand”).

Drivers — especially truck drivers — made it famous卡車司機讓它變得出名：a box in the cab, a microphone in the hand, and chat about traffic, weather, and the road ahead駕駛座上一個機箱、手裡一支麥克風，聊交通、天氣和前方的路況。The talk has its own slang這種通話有自己的一套行話（like "10-4" for "I understand"像"10-4"代表「我了解了」）。

It was a huge hobby in the 1970s and 1980s. You can still hear it, though much less than before, because mobile phones took most of that job.

It was a huge hobby in the 1970s and 1980s1970到1980年代，這是一項很流行的興趣。You can still hear it現在還聽得到，though much less than before只是比以前少很多，because mobile phones took most of that job因為手機取代了大部分這個功能。

The feeling is informal, practical, a bit old-school — road talk, not office talk. The letters CB can mean other things in other rooms; this entry is the radio.

The feeling is informal, practical, a bit old-school感覺很隨性、很實用、有點老派——road talk, not office talk是路上的閒聊，不是辦公室裡的談話。The letters CB can mean other things in other roomsCB這幾個字母在別的地方可能有別的意思；this entry is the radio這個條目講的是無線電。