big guns

基本解释

But overall, we applaud Zoho for its continued innovation and for competing effectively against the big guns!
但是总的来说，我们仍然要为其不断的创新，及其与大公司间的有效竞争而喝彩。
Now it is time for the big guns: Botulinum toxin, better known as Botox, one of the most powerful nerve poisons known to man.
现在轮到重要人物出场了：肉毒菌毒素，比肉毒杆菌更有名，是为人所知的作用最强的神经毒剂。
I hope we see a lot more partnerships between small web companies, because it's good for the Web ecosystem to have many successful small companies competing adequately with the big guns.
我希望能够看到小企业间更多的合作，因为这有利于网络行业这个生态系统，使得许多成功的小公司可以同大企业充分竞争。

More than one hundred thirty of these big guns were aimed at the center of the Union line.
All right, hiring lawyers, bringing in big guns.
好的,找律师,武装冲突
耶鲁公开课 - 博弈论课程节选
They were equipped with one hundred big guns and tons of supplies.

Why else is Sheldon Adelson, America's third-richest man, turning big guns on teensy lawsuits?
FORBES: Magazine Article

If you refer to someone as a big gun, you mean that they have a lot of power or influence.