| 释义 | 
		Definition of sweepback in English: sweepbacknounˈswiːpbakˈswipbæk mass nounThe angle at which an aircraft's wing is set back from a right angle to the body.  Example sentencesExamples -  The wing sweepback angle varies from 16° to 69°, with respect to the wing leading edge with four outer-wing panel fixed positions of 16°, 35°, 45° and 69°.
 -  Physically, the new wing will have a higher aspect ratio and a more pronounced sweepback angle, allowing for more efficient high-speed cruise performance.
 -  The German introduction of the turbojet engine and moderate wing sweepback to improve high-speed flight performance was matched by Allied developments.
 
    Definition of sweepback in US English: sweepbacknounˈswēpbakˈswipbæk The angle at which an aircraft's wing is set back from a right angle to the body.  Example sentencesExamples -  Physically, the new wing will have a higher aspect ratio and a more pronounced sweepback angle, allowing for more efficient high-speed cruise performance.
 -  The German introduction of the turbojet engine and moderate wing sweepback to improve high-speed flight performance was matched by Allied developments.
 -  The wing sweepback angle varies from 16° to 69°, with respect to the wing leading edge with four outer-wing panel fixed positions of 16°, 35°, 45° and 69°.
 
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