switch off / on | ˌswitch sth ↔ ˈoff / ˈon
to turn a light, machine, etc. off / on by pressing a button or switch :
Please switch the lights off as you leave.
How do you switch this thing on?
switch off / on | ˌswitch sth ↔ ˈoff / ˈon
to turn a light, machine, etc. off / on by pressing a button or switch :
Please switch the lights off as you leave.
How do you switch this thing on?
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005