volte-face

音標發(fā)音

The reasons for the apparent volte-face remain mysterious.
這一明顯的態(tài)度大轉變的原因還是個迷。
The idea that he could suddenly volte-face and seek to be accepted on the world stage as a friend of the U.S. is far from impossible.
那種認爲他可能突然來個大轉彎，尋求作爲美國的一位朋友而被世界舞臺所接受的想法遠非不可能的。
More generally, arguments that private-equity firms should be allowed greater flexibility by regulators to inject capital into ailing banks look a bit less persuasive after this volte-face.
更廣泛的觀點認爲，這次燬約之後，私人投資企業(yè)爲疲弱的銀行注入資本時，應從琯理者那裡得到更大的霛活性。

And it is almost certain that the government will do a volte-face on this.
ECONOMIST: The Japanese economy
To be sure, the Bush team will win plaudits domestically for its volte-face on dealing with Iran.
CENTERFORSECURITYPOLICY: A costly diplomatic error
The president's volte-face may have done more damage to Roberto Madrazo, the probable candidate of the formerly ruling Institutional Revolutionary Party (PRI).
ECONOMIST: The race is on

If you say that someone's behaviour is a volte-face, you mean that they have changed their opinion or decision completely, so that it is the opposite of what it was before.