He is a possessive, duplicitous and unreasonable man.他是一个贪婪、奸诈而又蛮不讲理的人。
英英词典释义
Adjective
1. marked by deliberate deceptiveness especially by pretending one set of feelings and acting under the influence of another;
"she was a deceitful scheming little thing"- Israel Zangwill"a double-dealing double agent""a double-faced infernal traitor and schemer"- W.M.Thackeray