| 单词 | about-face | 
| 释义 | a·bout-face (ə-boutfās) n. 1.  a.  The act of pivoting to face in the opposite direction from the original, especially in a military formation. b.  A military command to turn clockwise 180°. 2.  A total change of attitude or viewpoint. intr.v.  a·bout-faced, a·bout-fac·ing, a·bout-fac·es   To reverse direction. | 
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