fibroadenoma
🇬🇧/faɪbrɔːdeˈnəʊmə/ 🇺🇸/ˌfaɪbroʊˌædˈnoʊmə/A fibroadenoma is a painless, unilateral, benign (non-cancerous) breast tumor that is a solid, not fluid-filled, lump.
noun [专属名词] 纤维性瘤
Here is the microscopic appearance of a fibroadenoma. 纤维腺瘤的显微外观。