单词	perfidious
释义	perfidiousper‧fid‧i‧ous /pəˈfɪdiəs $ pər-/ adjective literary Word Origin WORD ORIGINperfidious Origin: 1500-1600 Latin perfidiosus, from perfidia ‘disloyalty’, from perfidus ‘disloyal’, from per fidem decipere ‘to deceive by trust’ Examples EXAMPLES FROM OTHER DICTIONARIES a perfidious scheme EXAMPLES FROM THE CORPUS The air was thick with paranoia as the conversation turned to the perfidious question of appearance money. someone who is perfidious is not loyal and cannot be trusted SYN  treacherous
随便看	Northern Marianas northernmost Northern Rock Northern Territory North Island North Korea North Korean North Pole North Sea North/South divide Northumberland Northumbria Northumbrian North Wales North Walian northward northwards northwest northwester northwesterly northwestern Northwestern University Northwest Passage Northwest Territories northwestward

英语词典包含52748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。