/pəˈvɜ:ʃn; US -ʒn ||; pɚˈvɝʒən/noun[U] [C] 1 sexual behaviour that is not considered normal or acceptable by most people 性欲反常；性变态；性倒错
2 the action of changing sth from right to wrong or from good to bad 颠倒；歪曲；反常: That statement is a perversion of the truth. 那说法歪曲真相。