the long arm of something

成語所屬單字arm

the long arm of something — 慣用語

1. The power or authority that something has, especially when it reaches far.

1.慣用語
釋義

長臂管轄

The power or authority that something has, especially when it reaches far.

例句

No one can escape the long arm of the law.

The long arm of the company reached every town.