But unlike race cars, there wasn't anything in the rules to stop micromouse competitors from solving this problem by engineering an entirely new mechanism.

但与赛车不同，规则中并未限制微型鼠标竞赛者通过设计制来解这一问。

After a day and night of running without stopping or sleeping, competitors sometimes forget who they are and what they are doing.

在一昼夜不停歇不睡觉地跑步之后，竞赛者有时会忘了自己是谁，忘了自己在干什么。