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单词	Precambrian
释义	Precambrian adjective Pre·​cam·​bri·​an (ˌ)prē-ˈkam-brē-ən  -ˈkām-  : of, relating to, or being the earliest era of geologic history or the corresponding system of rocks that is characterized especially by the appearance of single-celled organisms and is equivalent to the Archean and Proterozoic eons see Geologic Time Table Precambrian noun Word History First Known Use 1864, in the meaning defined above
随便看	foundry facing foundry iron foundry pig foundry proof foundry scrap foundry type foundryman foundrymen founds fount fountain fountain brush fountain grass fountain moss fountain of honor fountain of justice fountain of youth fountain pen fountain plant fountain shell fountain syringe fountain tree Fountain Valley fountained fountaineer

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。