Noun:

1. barnacles

CIRabbr.圆圈(=circle)abbr.电路；圈(=circuit)abbr.圆周；周长(=circumference)CIREDn.环境与发展国际研究中心(环发中心)

1. Any of various crustaceans of the subclass Cirripedia,which includes the barnacles and related organisms that attach themselves to objects or become parasitic in the adult stage.
   蔓足类动物一种蔓足亚纲的甲壳类动物，包括藤壶及与其相关的生物，附着于物体上或在成熟阶段开始寄生生活。