URL：https://hips.hearstapps.com/vidthumb/images/2022-popularmechanics-heavymetal-ep07-b-2-jc-thumb-v02-6463db1d138cf.jpg?crop=1.00xw:1.00xh;0
掲載元：https://www.popularmechanics.com/military/aviation/a43909059/why-b-2-bomber-fleet-hasnt-flown-in-6-months/
