1.变节,背叛
2.(以言词)支吾,搪塞,有意改变或曲解词义
1.to make deliberately unclear, ambiguous, or contradictory statements
2.to change sides or loyalties
1."Tergiversate" is Word of The Year 2011 according to Dictionary. com.
“摇摆不定”当选为“字典网”的2011年度热词。