welterweight
/ˈweltəweɪt/noun
mass noun
1- a weight in boxing and other sports intermediate between lightweight and middleweight. In the amateur boxing scale it ranges from 63.5-67kg.（拳击或其他运动的）次中量级（业余拳击级别为63.5-67公斤）。
1.1
- count noun a boxer or other competitor of this weight次中量级拳击手; 次中量级运动员。
词源
early 19th cent.: welter of unknown origin.