常見(jiàn)例句用作名詞 (n.)This works the quads and the hamstrings.這組動(dòng)作鍛煉四頭肌和腿筋。Contract your quads by gently pressing your thighbones down into the floor.通過(guò)輕輕地將大腿骨壓向地面來(lái)收縮股四頭肌。 返回 quads