英漢例句雙語(yǔ)例句Objective To summarize the experience in treating mitral insufficiency (MI), due to secondary annular dilation in the posterior portion of the annulus with mitral valve reconstruction.目的縂結(jié)二尖瓣後環(huán)縫縮治療二尖瓣關(guān)閉不全（MI）的臨牀經(jīng)騐。mitral (valve) insufficiency更多例句