从前，有一位皇帝命令他的臣民举行一场慢马比赛，赛程1000米，比赛谁的马跑得慢，获胜者可以得到一大笔赏金．比赛开始了，一个红衣骑手骑红马一匹，一个黄衣骑手骑黄马一匹，两个骑手都尽量让自己的马跑得慢，最后简直就是原地踏步了，比赛一点也不精彩刺激，观众和皇帝都很? Once upon a time, an emperor ordered his subjects to hold a slow horse race with a duration of 1,000 meters. The horses of the racers were slow to run. The winners could get a big reward. The game began. A red rider rode a red horse and a yellow rider rode a yellow horse. Both riders tried to make their horses run slower. At last, it was just a place to stop. The game was not exciting at all. Stimulus, audience and emperors are very?