单词 | Missippian period |
释义 | Missippian period (extremely rare) n WORD FAMILY Missippian period n from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects Syn|Exp Lower Carboniferous, Lower Carboniferous period, Mississippian geological period, period a unit of geological time during which a system of rocks formed |
随便看 |
|
英语词典包含147318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。