on-off switch

• Переключатель, который позволяет включать или выключать устройство или систему, обычно путем переключения между двумя состояниями.

A switch that allows a device or system to be turned on or off, typically by toggling between two states.

1. Device controlA1formal

   A switch used to turn an electrical device on or off.

   Выключатель

   • The on-off switch for the lamp is on the cord.
   • Make sure the on-off switch is in the 'off' position before cleaning.
   • He flipped the on-off switch to start the machine.

2. Figurative: Intermittent stateB2informal

   A situation or relationship that alternates between active and inactive states.

   Переключатель включения-выключения

   • Their relationship is like an on-off switch; they are together one day and apart the next.
   • The project has an on-off switch due to funding issues.
   • His interest in the hobby is like an on-off switch.