pol.yp.o.sis

n.（名詞）
【復(fù)數(shù)】 pol.yp.o.ses[-sôz]
A hereditary disease in which numerous polyps erupt in a part of the body, especially on the lining of the colon and rectum, and often become malignant.
息肉?。阂环N遺傳性疾病，癥狀是在身體的某一部位出現(xiàn)許多息肉，尤指在結(jié)腸和直腸的內(nèi)壁上的，而且經(jīng)常轉(zhuǎn)變成惡性的