Each company is fighting to protect its own commercial interests.
每家公司都在奋力保护自己的商业利益。
She gradually fought her way to the top of the company.
她努力奋斗，逐渐登上公司的`高位。
Come on, you two, fight fair!
得了，你们俩，要按规则比赛！
Police tried to separate the two men who were fighting.
警察力图把两个打架的人分开。
She'll fight like a tiger to protect her children.
她为了保护孩子，可以凶得像只老虎。