单词	sweepforward
释义	sweepforward noun plural -s : a negative sweep in which the outer portion of an aeronautical member (such as a wing) is upstream from the inner portion Word History Etymology from sweep forward, verb
随便看	quackling quacks quacksalver quacksalvers quacksalving quackster quacky quad quad bike Quad Cities quad meet quad meets quadcopter quadcopters quadded quadder quaddest quadding quaddle quader quadest Quadi quadplexes quadr- quadra

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