单词	tetravalent
释义	tetravalent adjective tet·​ra·​va·​lent ˌte-trə-ˈvā-lənt  : having a valence of four Word History Etymology International Scientific Vocabulary First Known Use 1868, in the meaning defined above Medical Definition tetravalent adjective tet·​ra·​va·​lent ˌte-trə-ˈvā-lənt  : having a chemical valence of four tetravalent carbon
随便看	pear shell pear slug pear thrips pear tomato pear-shaped pearceite pearl pearl ash pearl barley pearl blush Pearl City pearl cotton pearl crescent pearl danio pearl edge pearl essence pearl eye pearl glue pearl grain pearl gray Pearl Harbor pearl hominy pearl kite pearl lamp pearl millet

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。