单词 | ulcer |
释义 | ul·cer ![]() n. 1. A lesion of the skin or a mucous membrane such as the one lining the stomach or duodenum that is accompanied by formation of pus and necrosis of surrounding tissue, usually resulting from inflammation or ischemia. 2. A corrupting condition or influence. [Middle English, from Old French ulcere, from Latin ulcus, ulcer-.] |
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