常见例句用作名词 (n.)The quadriceps muscle brings your knee into full extension.四头肌肌肉让你的膝进入完全的延长。To strengthen weak knees, the quadriceps group of muscles need to be strengthened.只有股四头肌被加强的时候虚弱的膝关节才能得到加强。 返回 quadriceps