noun
under repair; being repaired
Used for buildings, facilities, equipment, etc. that are currently undergoing repairs. Often seen on signs.
このエレベーターは修繕中です。
This elevator is under repair.
図書館は来月まで修繕中だ。
The library is under repair until next month.
Compound of 修繕 (repair, mending) + 中 (in the middle of).