dragonfly：释义

Any of various large insects of the order Odonata or suborder Anisoptera, having a long slender body and two pairs of narrow, net-veined wings that are usually held outstretched while the insect is at rest. Also called regionally darner, darning needle, devil's darning needle, ear sewer, mosquito fly, mosquito hawk, needle, skeeter hawk, snake doctor, snake feeder, spindle.