large soft-bodied insect having long slender mandibles in the male; aquatic larvae often used as bait
同义词：dobson, dobson fly, Corydalus cornutus
dobsonfly详细解释
dob.son.fly n.（名词）An insect(Corydalus cornutus) having four large, many-veined wings and in the male long, pincerlike mandibles. 鱼蛉：一种有四个布满脉纹的大翅膀的昆虫（角鱼蛉 鱼蛉属） ，雄性有钳状长颌
