W do you say turn on and turn off in Korean?
In the dictionary form :)

Question

Answer

turn on 켜다
라디오를 켜다. 불을 켜다.

turn off 끄다
라디오를 끄다. 불을 끄다

Answer

Hi So Min. You can see the details on how 'turn on' and 'turn are translated into Korean by pasting these web adress on adress bar.
http://endic.naver.com/search.nhn?isOnlyViewEE=N&query=turn%20on
http://endic.naver.com/search.nhn?query=turn%20off&searchOption=all&preQuery=&forceRedirect=N