vastus 英['vɑ:stəs] 美['vɑ:stəs] [词典] [医] 股肌; [例句]Activation Characteristics of Vastus Medialis, Rectus Femoris and Vastus Lateralis Muscles in Patients with Knee Osteoarthritis and Health Subjects膝骨关节炎患者与正常人股内侧肌、股直肌和股外侧肌收缩特征的对照研究