空くう中ちゅう給きゅう油ゆMeaningsNoun1. aerial refueling; in-flight refuelingKanji used空empty air中in給supply (of something)油oilPitch accentくうちゅうきゅうゆComposed of空くう中ちゅう(in) the air; midair; skyNoun給きゅう油ゆrefueling (a car, plane, etc.); lubricating (a machine); oilingNoun