No pilot should attempt to fly any of these figures in aircraft not certified for aerobatic flight.

任何飞行员不得在未经认证的飞机上尝试飞这些特技动作。

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China is mourning the death of Yu Xu, the country's first female J-10 jet pilot who was killed during an aerobatic training session on Saturday.

星期六，中国的首位歼-10女飞行员余旭在一次飞行想法中不稼不穑牺牲，中国民众为其哀悼。

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Further, no pilot should attempt these figures without training from a competent aerobatic instructor.

任何飞行员不得在接受适任持证特技飞行教官的培训之前，尝试飞这些动作。

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"This is as American as apple pie, " said Sean Tucker, another top aerobatic pilot, from Salinas, Calif.

WSJ: Dark clouds hang over air shows after budget cuts

BRUNSWICK, Maine Patty Wagstaff is a Hollywood stunt pilot, three-time U.S. aerobatic champion, inductee to the National Aviation Hall of Fame and favorite on the air show circuit.

WSJ: Dark clouds hang over air shows after budget cuts