The brothers were duking over a toy.

兄弟俩为了一个玩具打架。

They started duking when the argument got heated.

争论激烈时他们开始打架。

The two boys were duking it out in the schoolyard.

那两个男孩在学校操场上打架。

He got suspended for duking with another student.

他因为和另一个学生打架而被停学。

The fans were duking in the stands after the game.

比赛结束后，球迷们在看台上打架。

And bears have been duking it out for centuries.

牛与熊之间的搏斗已经持续了几个世纪。

Most puppies seem to be duking it out right now over who will be top dog.

的途径。此时，大多数幼犬似乎正在以武力的形式来确定谁是头狗。

It is ironic, but prices in the currency market may not be set the way we might assume they are, with profit-maximizing buyers and sellers duking it out over them.

但具有讽刺意味的是，货币市场的分析并没被设置成我们想象的那样，随着时间的发展由追求利益最大化的买家和卖家来决定。