他眼睑的外翻很严重.The eversion of his eyelids is serious.肘部 、 飞节和足爪既不向内弯,也不向外翻.Elbows, hocks and feet turn neither in nor out.上唇外翻,往上提,往外突出.Curl upper lip up and raise and protrude upper lip....

“外翻”的英语可以翻译为：[医] ecstrophy，ectropion，extroversion，ectropium，evaginate ...