The mechanics work hard to keep the he-licopters airworthy.机修工努力维持直升机的飞行性能。The airplane is airworthy.这架飞机是适于飞行的.Crews were even dispatched to determine if any of the aircraft could be made airworthy.全体机组人员甚至被派去确定所有飞机的性能都...
The mechanics work hard to keep the helicopters airworthy.机修工努力维持直升机的飞行性能。The airplane is airworthy.这架飞机是适于飞行的.The mechanics work hard to keep the he-licopters airworthy.机修工努力维持直升机的飞行性能。The planes were certified airworth...