scorpion fly
noun
1- a slender predatory insect with membranous wings, long legs, and a downward-pointing beak. The terminal swollen section of the male's abdomen is carried curved up like a scorpion's sting.蝎蛉, 举尾虫。
1.1
- Order Mecoptera: several families, in particular Panorpidae.长翅目, 数科, 尤指蝎蛉科。