| 释义 |
〔snare〕A surgical instrument with a wire loop controlled by a mechanism in the handle, used to remove growths, such as tumors and polyps.勒除器：用柄上的装置控制线圈的外科仪器，用来除掉息肉或肿瘤等生长物〔polyposis〕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.息肉病：一种遗传性疾病，症状是在身体的某一部位出现许多息肉，尤指在结肠和直肠的内壁上的，而且经常转变成恶性的〔polyp〕A usually nonmalignant growth or tumor protruding from the mucous lining of an organ such as the nose, bladder, or intestine, often causing obstruction.息肉：一种通常为非恶性的增生或肿瘤，从象鼻子、膀胱或肠这类器官的内层黏膜上突出来 |