n.瘤；突起；结节
A small protuberance or elevation, as from an organ, a tissue, or a structure. 隆起物，凸出物(器官，组织或结构上的)小隆起或凸出物
A rounded protuberance formed by the bones in a joint. (屈指时)指节膨出部关节中由骨头形成的圆形突出物
A knob, knot, protuberance, or swelling. 节，结，瘤球状物、结、节疤或肿瘤
