osteoarthritisKK [ˏɑstiˏoɑrˋθraɪtəs] /ˌɑstiˌoʊɑɹˈθɹaɪtəs/发音名词1骨关节炎、退化性关节炎医学Her doctor said the knee pain was caused by osteoarthritis.医生说她的膝盖疼痛是骨关节炎造成的。用这个字练口说→