单词	protoconch
释义	protoconch noun pro·​to·​conch ˈprōtə+ˌ- 1 : the embryonic shell of a mollusk (as a univalve) 2 : the apical chamber or whorl of an ammonite or gastropod protoconchal ¦⸗⸗+ adjective Word History Etymology International Scientific Vocabulary prot- + conch
随便看	recertified recertifies recertify recertifying recess recess bed recess engraving recess-print recessed recessed arch recesser recesses recessing recession recessional recessional hymn recessional moraine recessionals recessionary recessions recessive recessive accent recessively recessiveness recessivenesses

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。