A combination of a TNF-alpha blocker and methotrexate a standard antirheumatic drug is twice as effective as methotrexate alone in the treatment of rheumatoid arthritis.是什么意思_A combination of a TNF-alpha blocker and methotrexate a standard antirheumatic drug is twice as effective as methotrexate alone in the treatment of rheumatoid arthritis.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句