appendix 是什么意思？

阑尾

a tube-shaped sac attached to the large intestine of humans and some other mammals, having no known function.

示例:• The surgeon removed his inflamed appendix.外科医生切除了他发炎的阑尾。• An inflamed appendix can cause severe abdominal pain.发炎的阑尾会导致严重的腹痛。