常见例句Left ventricular systolic dysfunction in rheumatoid disease:An unrecognized burden? Bhatia G.S. Sosin M.D. Patel J.V. R.C. Davis 类风湿病中左心室收缩功能障碍:一种未被认识的负荷?sosin block instrument 双工闭塞机sosin block system 复合闭锁系统 返回 Sosin