borrowed from New Latin Agnostida, order name, or Agnostidae, family name, from Agnostus agnostus + -ida, -idae -ida , -idae
1919, in the meaning defined above
英语词典包含469781条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。