柯林斯詞典rheumatoid arthritis /?ru?m?t??dɑ??θra?t?s/ 1. N-UNCOUNT Rheumatoid arthritis is a long-lasting disease that causes your joints, for example your hands or knees, to swell up and become painful. 類風(fēng)濕性關(guān)節(jié)炎 返回 rheumatoid arthritis劍橋詞典a disease that causes stiffness , swelling , and pain in the joints (= places where two bones are connected ) of the body 類風(fēng)濕性關(guān)節(jié)炎 返回 rheumatoid arthritis