假装;演戏to hide your feelings from other people, or to entertain them, by deliberately behaving in a way that does not represent your true feelings
He knew she wasn't play-acting. 他知道她不是在演戏。
Children sometimes play-act their idea of what an adult might do. 孩子们有时会表演他们所认为的成人的做法。
See: play-acting