overact /ˌəʊvərˈækt/ ( overacting, overacted, overacts )

• 1. 

  V-I If you say that someone overacts, you mean they exaggerate their emotions and movements, usually when acting in a play. 过度演绎

  例：

  Sometimes he had overacted in his role as Prince.

  有时，他把王子的角色过度演绎了。