about face

• v. <美>向后转(指操练动作)； (立场； 观点的)彻底改变

英英释义

名词 about-face:

1. act of pivoting 180 degrees, especially in a military formation

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

动词 about-face:

1. turn, usually 180 degrees

2. change one's mind and assume the opposite viewpoint