1. volte-face是什么意思

1. 向后转,大转弯：backing store [计]存储器回填,将存储备份 | volte-face 向后转,大转弯 | mean effective power 均方根[平均有效]功率

2. 向后转：volte 回 | volte-face 向后转 | voltmeter 伏特计

1. （观点或决定的）大转变，彻底转变，180度大转弯
    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.

volte-face的意思

    e.g. The day''s events were a remarkable volte-face.
           当日发生的事件是一次惊人的大转折。

1. a major change in attitude or principle or point of view

    e.g. an about-face on foreign policy

    Synonym: about-facereversalpolicy change