| 单词 | mamenchisaur | 
| 释义 | mamenchisaurn. Palaeontology.   A dinosaur of the genus  Mamenchisaurus. ΚΠ 1988    Maclean's 5 Dec. 55/1  				An estimated 90-foot-long mamenchisaur, which lived 160 million years ago, was found buried in sandstone. 1991    Discover Mar. 54/1  				About 160 million years ago..the long-necked mamenchisaurs in China disappeared. This is a new entry (OED Third Edition, June 2000; most recently modified version published online March 2022). < | 
| 随便看 | 
英语词典包含1132095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。