阴阳怪气（陰陽怪氣）　

◎ 阴阳怪气 yīnyáng-guàiqì

[deliberately ambiguous speaking;mystifying manner] 形容言谈、举止等乖僻、古怪,或说话、态度不真诚,让人估摸不透

他那副阴阳怪气的模样,真让人看了生气