良性肿瘤: benign tumor 肺良性肿瘤: benign tumor of lung 咽良性肿瘤: benign tumour of pharynx 粘液瘤一种良性肿瘤,最常见于心脏,它由黏液里的胶状结缔组织构成. A benign tumor, most often found in the heart, that is composed of conne..。
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