prize ring

n.

拳击场，拳击练习；

Prize ring
Prize ring
In the Same Corner of the Prize Ring: Jack London, Ernest Hemingway, and Boxing
Apparition in the Prize Ring, in the Forest of Villefere, and Hawks of Outremer (Dodo Press)
Famous Pugilists of the English Prize Ring 1719 - 1870
Chapter 4 - Prize Ring Rules
Prize Ring Rules - Boxing - Chapter 4
The Prize-collecting Ring Loading Problem
Boxing Babylon: Behind the Shadowy World of the Prize Ring
Taking the Count, Prize Ring Stories (Classic Reprint)