资料来源 : pyDict

非常轻的人或物,不重要的人,轻量级选手

资料来源 : WordNet®

featherweight
     adj : of a weight class of 123-126 pounds for prizefighters; "the
           featherweight class"
     n 1: an amateur boxer who weighs no more than 126 pounds
     2: weighs 126-139 pounds
     3: a professional boxer who weighs between 123 and 126 pounds