dobsonfly
/ˈdɒbsənflaɪ/noun
(pl. -flies)
1- a large grey North American winged insect related to the alderflies. Its predatory aquatic larva (the hellgrammite) is often used as fishing bait.鱼蛉。
1.1
- Family Corydalidae, order Neuroptera: several genera and species, in particular Corydalis cornutus.鱼蛉科, 脉翅目, 数属, 数种, 尤指角鱼蛉。
词源
early 20th cent.: of unknown origin.