fight it out

基本解释

The result is three or four funded startups for every good idea, and they have to fight it out until one hits critical mass and the Network Effect kicks in.
其结果就是三四个拥有同样好点子的公司被同时投资，这些不得不相互竞争直到有一方力压群雄，并形成自己的网络效应（形成自己的网络社团）。
On the next rung down, Minsheng must fight it out against the other joint-stock banks, a dozen institutions (some with state backing) licensed to do business nationwide.
在下一阶段，民生银行要与其他合资银行竞争那些（国家持股的）持牌机构在全国范围内做生意。
But though this will be a source of friction, it need not be the catastrophe some think inevitable as the established superpower and the rising one fight it out for a dwindling resource.
尽管这将可能使两国之间产生摩擦，但也没有必要把这看作是即有的超级大国与正在发展壮大的国家之间为了日渐萎缩的能源资源一决雌雄的不可避免的大灾难。

It always makes me feel sorry when I think of that last fight of his and the way it turned out.

While these strange bedfellows fight it out in the courts, the voucher idea is already changing.
ECONOMIST: Sorting out school choice
The state's Supreme Court has ruled that the programme should continue for a year while the lawyers fight it out.
ECONOMIST: Lessons Cleveland can teach
The awful thing is that if the game is saved the two men will fight it out for the best of 24 games.
ECONOMIST: From the archive

to argue about which of a group of people will get something good when there is only one or a few of that thing