辛普森审判，以及冤家对头猫与狗。

J. Simpson trial, and cats versus dogs.

这两个男的素来是冤家对头，如今竟有了一种友情。

There was a sort of friendship between the two men, who were all the while deadly rivals.

在经济方面，欧洲和美国在某种程度上是冤家对头。

In economic matters Europe and America were to some extent rivals.