英语词汇class maintained certificate怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	class maintained certificate
释义	class maintained certificate 简明释义船级保持证书专业释义 1 地球科学船级保持证书 2 交通运输工程船级保持证书
随便看	aggregate number aggregate object aggregate of atoms aggregate of classes aggregate of data aggregate of individuals aggregate of intermediates clause aggregate-of-intermediates clause aggregate of salaries tax aggregate of simple events aggregate of soil aggregate of the data aggregate output aggregate parenchyma aggregate par value aggregate passenger traffic aggregate paver aggregate payment aggregate performance aggregate plan aggregate planning aggregate plans and programs aggregate plant aggregate plasmodium aggregate polarization

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。