短語詞組短語pullback weight 配重pullback capacity 回程壓力pullback ring 回位彈簧pullback module 拉回模pullback blade 反鏟;反向鏟weak pullback [數(shù)]弱拉回pullback attractor 吸引子pullback cylinder 回程缸PULLBACK POWER 回力玩具 返回 pullback