单词	perienteron
释义	perienteron noun peri·​enteron ¦perē+ : the space between the inner and outer gastrular walls of an embryo : the primitive body cavity —distinguished from archenteron Word History Etymology New Latin, from peri- + enteron
随便看	riverlike riverly riverman rivermen rivers Rivers riverscapes rivershed riverside Riverside County riverside grape riverside tobacco riversides Riverton riverward riverwards riverwash riverway riverways riverweed riverweed family riverweeds rivery rives rivet

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。