常見例句用作名詞 (n.)The quadriceps muscle brings your knee into full extension.四頭肌肌肉讓你的膝進入完全的延長。To strengthen weak knees, the quadriceps group of muscles need to be strengthened.衹有股四頭肌被加強的時候虛弱的膝關(guān)節(jié)才能得到加強。 返回 quadriceps