standby

The state of being ready to work or act at once if needed.

• The pilot was on standby duty today.
  Pilot bugün yedek görevdeydi.
• Rescue teams are on standby near the coast.
  Kurtarma ekipleri kıyı yakınında hazır bekliyor.

A way of travelling in which you wait at the airport for an unsold seat.

• We got seats on standby for the flight.
  Bekleme listesinden uçuşa yer bulduk.
• Airline staff often fly on standby at reduced prices.
  Havayolu çalışanları çoğu zaman indirimli fiyatla bekleme listesinden uçar.

A person or thing kept ready to be used if needed.

• Powdered milk is a useful standby when you run out of fresh milk.
  Taze süt bittiğinde süt tozu işe yarar bir yedektir.
• Keep a torch as a standby in case the power goes off.
  Elektrik kesilirse diye yedek olarak bir el feneri bulundurun.

A state in which a device is switched on but not active, ready to be used.

• Don't leave the TV on standby all night.
  Televizyonu bütün gece bekleme modunda bırakma.
• The printer goes into standby after ten minutes.
  Yazıcı on dakika sonra bekleme moduna geçer.