不公平的比赛, 不公平
英汉词典

foul play的短语、例句：

foul play 1 action that is against the rules of a sport; unfair or illegal dealings （运动中的）犯规行为; 不正当的或违法的交易
fresh evidence of foul play in financial dealings 在财务方面违法的新证据. 2 criminal violence that leads to murder （导致谋杀的）犯罪暴力行为
The police suspect foul play rather than suicide. 警方怀疑是谋杀不是自杀.