形容詞 double-faced:

1. (of fabrics) having faces on both sides
2. marked by deliberate deceptiveness especially by pretending one set of feelings and acting under the influence of another- W.M.Thackeray
   同義詞：ambidextrous, deceitful, double-dealing, duplicitous, Janus-faced, two-faced, double-tongued

dou.ble-faced

adj.（形容詞）
Having two faces or aspects.
有兩個(gè)方面的
Usable on both sides:
雙面都可用的：
例句：
double-faced fabric.
雙面織物

Duplicitous; hypocritical.
兩面派的；偽善的