protuberance

n.

突起；瘤，结节；

复数：protuberances

1. 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
2. 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
3. A knob, knot, protuberance, or swelling.
   节，结，瘤球状物、结、节疤或肿瘤

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