act out

动词 act out:

1. represent an incident, state, or emotion by action, especially on stage
2. act out; represent or perform as if in a play
   同义词：enact, reenact

1. All his life he tried to act out his beliefs.
   他一生致力于把自己的信仰变成行动。
2. All the classmates burst into laughter when David acted out the episode.
   当戴维表演完那段插曲时，全班同学都捧腹大笑。