单词	contravalid
释义	contravalid adjective con·​tra·​valid ¦kän‧trə+ 1 : having no validity : false, indefensible 2 logic, of a sentence or class of sentences : having every sentence in the system as a consequence : self-contradictory contravalidity ¦kän‧trə+ noun plural -es Word History Etymology contra- + valid
随便看	psittaculae psittaculas Psittacus psittacuses psittacusses Pskov psn psoases psoatic psocid Psocidae psocidaes psocids psocine Psocoptera psocopterae psocopteras psophiae psophias psophiidaes psophocarpi Psophocarpus psophocarpuses psophocarpusses psophometer

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。