成層 せいそう圏 けん飛行 ひこう機 き

seisōkenhikōki

1. Not a stratospheric aircraft.

1. Was a stratospheric aircraft.

1. Flying by stratospheric airplane.; To fly by stratospheric airplane.

1. Stratospheric; Stratospheric aircraft

1. Not a stratospheric airplane.; It is not a stratospheric airplane.

1. It's not a stratospheric airplane.

1. Was a stratospheric aircraft.

1. Stratospheric aircraft.

1. Not a stratospheric aircraft.; It is not a stratospheric aircraft.

1. Wasn't a stratospheric airplane.

1. Probably a stratospheric airplane.

1. Was not a stratospheric airplane.; Was not a high-altitude aircraft.

1. Wasn't a stratospheric airplane.; Wasn't a high-altitude plane.

1. Probably a stratospheric airplane.

1. Was not a stratospheric aircraft.; Was not a high-altitude aircraft.

1. If it were a stratospheric airplane; If it was a stratospheric airplane

1. If it were a stratospheric aircraft; If it is a stratospheric aircraft

1. If it's a stratospheric airplane; When it's a stratospheric airplane