It is a twin-seat, twin-engined aircraft with a variable geometry swing-wing that is capable supersonic flight at all levels.

这是一个双座位，可变几何摆动翼是能在各级超音速飞行的双引擎飞机。

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The trend towards more twin-engined aircraft drives up the cost of engine development, by boosting the need for power and reliability.

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The crew were flying their twin-engined aircraft on a night-time cross country navigation exercise out of RAF Kinloss in Moray on 13 April.

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The A380 is a four-engined, twin-decked, wide-body jet aircraft built at Airbus's factories throughout Europe and assembled at its facility in Toulouse, France.

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