空中 くうちゅう給油 きゅうゆじゃなかったです
kūchūkyūyujanakattadesu

Noun
Desu Copula

The polite, past negative form of 空中給油

1. Wasn't aerial refueling.; Wasn't in-flight refueling.

Past/Perfective
Negative
Polite
Casual Register