单词	green vitriol
释义	green vitriol noun : ferrous sulfate heptahydrate Word History First Known Use 14th century, in the meaning defined above
随便看	praepostor praepostors praepubis praescutum praeses praesidia praesidium praesidiums praesternum praetaxation praeter- praetexta praetextae praetor praetorial praetorian praetorian cohort Praetorian Guard praetorian law praetorianism praetorians praetorium praetoriums praetors praetorship

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。