having two faces--one looking to the future and one to the past; "Janus the two-faced god" Từ đồng nghĩa: Janus-faced,
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 Từ đồng nghĩa: ambidextrous, deceitful, double-dealing, duplicitous, Janus-faced, double-faced, double-tongued,