switch sth↔off/on

ˌswitch ˈoff/ˈon|ˌswitch sth↔ˈoff/ˈonto turn a light, machine, etc. off/on by pressing a button or switch关╱开（电灯、机器等）Please switch the lights off as you leave.你离开的时候请把灯关了。How do you switch this thing on?这东西怎么开？

• abortionists
• a brick short of a load （或two sandwiches short of a picnic, etc.）
• adst.feb.
• brewiss
• as well (as sb/sth)
• bioecological
• give point to
• Heaven / God / who / goodness knows!
• to that extent
• benevolent
• botryomycoses
• Biblism
• begot 或 begat
• by hook or crook
• bossets
• Araqil
• Barnato, Barney
• bander
• comfiest
• cicatrizes
• to the death
• castellan