Definition
a situation in which there will be serious negative consequences, trouble, or punishment.
（表示某事可能导致）严重的后果、麻烦、惩罚、愤怒等。
If you are caught cheating, there will be the devil to pay.
如果你被抓到作弊，你将面临严重的后果。
They disobeyed the boss's orders, and now there's the devil to pay.
他们违背了老板的命令，现在麻烦大了。
If she finds out you wrecked her car, there will be the devil to pay.
如果她发现你弄坏了她的车，你將有大麻煩。