例句與造句

1. On June 5, the Ospreys resumed " operational evaluation " flights to determine their readiness to join the Marine Corps'active air fleet, but they have not been carrying passengers.
2. The latest Osprey to come off the production line, initially sent to Marine Corps Air Station New River at Camp Lejeune, N . C ., will join three other Ospreys at China Lake so they can fly together on missions designed to evaluate the Osprey's readiness to join the Marine Corps'active air fleet.
3. It's difficult to find active air fleet in a sentence. 用active air fleet造句挺難的