英语词汇retention of class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	retention of class
释义	retention of class 简明释义保留船级网络释义 1 ?保留船级 ... retemper 再次回火 retention of class 保留船级 retention of oil on board 船上保留油量额 ... 短语 1 survey for retention of class 保持船级检验
随便看	energy plan energy planning energy plant energy plantation energy, pneumatic energy policy energy policy energy poor energy poor energy poor bond energy-poor bond energypoor bond energy poor compound energy-poor compound energy poor country energy poorness energy-poor phosphate bond energy poor phosphate bond energy poverty energy power energy price energy prices energy pricing study energy primary energy principle

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。