Restoration or recovery of damaged facilities or functions after an accident or disaster; returning something to its original state.
地震で止まった電車の運転が復旧した。
Train services that stopped due to the earthquake were restored.
停電からの復旧には数時間かかる見込みだ。
Recovery from the power outage is expected to take several hours.
技術者たちが復旧作業に従事している。
Technicians are engaged in restoration work.