corneas的音标：...

In advanced stages the opaque corneas may ulcerate and even perforate.在疾病后期,不透明的角膜可能产生溃疡,甚至穿孔.Hundreds of patients have received new corneas form from donors since then.从那以后,许多的患者得到了来自捐献者的角膜.Are you willing to donate his...

n.眼角膜( cornea的名词复数 )...