any of several congenital diseases in which the skin is dry and scaly like a fish
例句
用作名词(n.)
Because the case was not associated with ichthyosis or epidermal nevus, we think it best fits into the category of nevoid hyperkeratosis of the nipple and areola.因为此病例没有鱼鳞癣及表皮母斑的病史，因此我们认为本病例为母斑型的乳头及乳晕过角化症。
