名词
中文翻译：Unknown
同义词：
['sebaceous cyst', 'sebaceous granuloma', 'sebaceous adenoma例句：1. He had a dermoid removed from his back after an accident.（他在一次事故后从背部取出了一个皮脂囊肿。）']
例句：
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1. He had a dermoid removed from his back after an accident.
他在一次事故后从背部取出了一个皮脂囊肿。
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2. The dermoid was causing him constant pain and discomfort.
这个皮脂囊肿一直在给他带来持续的疼痛和不适。
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3. Dermoid tumors are relatively rare but can be quite painful if they grow large enough to press on nerves.
皮脂瘤相对罕见，但如果它们足够大以至于压迫神经，可能会非常疼痛。