Here, infective endocarditis on the mitral valve has spread into the septum all the way to the tricuspid valve, producing a fistula.是什么意思_Here, infective endocarditis on the mitral valve has spread into the septum all the way to the tricuspid valve, producing a fistula.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句