Nipple form lump的用法和樣例：
例句
- These papillomas may be soft, small, and difficult to palpate beneath the areola or the nipple.
這些乳頭狀瘤較小，質(zhì)軟，不易摸認，位于乳暈或乳頭之下方。 - An intraductal papilloma may be associated with a serous or bloody nipple discharge, or it may cause some nipple retraction.
導管內乳頭狀瘤可能產(chǎn)生漿液性或血性乳頭溢液，也可能引起某種程度的乳頭內陷。
