about-face

漢語翻譯

n. 向後轉, 大改變
vi. 向後轉, 作重大改變

詞型變化：

動詞過去式:about-faced 過去分詞:about-faced 現在分詞:about-facing 第三人稱單數:about-faces 

英文解釋：

名詞 about-face:

1. act of pivoting 180 degrees, especially in a military formation
   同義詞：about turn
2. a major change in attitude or principle or point of view
   同義詞：volte-face, reversal, policy change

動詞 about-face:

1. turn, usually 180 degrees
2. change one's mind and assume the opposite viewpoint