A magistrate racks his brain to make tact, consider issues and bring out ideas for long time, and then his mood ebbs and his energy is exhausted.He can no longer figure out new ideas.

• 一名文职人员，他长时间的动脑筋、想谋略、出主意，他的心情就会陷入低潮，终而觉得心力枯竭，再也想不出新点子了。