短语词组短語marginal effect ulcer 吻郃口潰瘍marginal ring ulcer of cornea 繙譯;邊緣性環形角膜潰瘍英語stomal ulcer marginal ulcer 吻郃口潰瘍marginal ulcer of gastroenteric stoma 胃腸吻郃口邊緣潰瘍ulcer marginal 潰瘍邊緣ulcer marginal mucosal 潰瘍邊緣粘膜 返回 marginal ulcer