短語詞組短語sweepback impeller 后掠式葉輪;翻譯sweepback wing 后掠翼;后掠機翼sweepback agitator 后掠形攪拌器;翻譯sweepback tail 后掠尾翼angle of sweepback 后掠角;翻譯;后掠角英語sweepback low -wing 后掠下單翼sweepback space debris 后掠飛片sweepback k wing 后掠機翼 返回 sweepback