名词
中文翻译：溃疡
同义词：
['ulcer', 'sore', 'ulceration']
例句：
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1. He had a sore in his arm that wouldn't heal.
他的手臂上有个疮，一直不好。
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2. The doctor prescribed an antibiotic to treat the sore.
医生开了抗生素来治疗那个疮。
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3. She applied some ointment to her sore and left it overnight.
她把药膏涂在那个疮上，并让它过夜。