N-COUNT
最輕量級拳擊運動員（體重為51至53.5公斤）；次輕量級摔跤運動員（體重為52至57公斤）
A bantamweight is a boxer who weighs between 51 and 53.5 kilograms, or a wrestler who weighs between 52 and 57 kilograms. A bantamweight is heavier than a flyweight but lighter than a featherweight.
例句
...the European bantamweight title-holder.
歐洲最輕量級冠軍