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.

• 蜻蜓蜻蛉目或不均翅亚目中大型昆虫中一种，具有细长的身体，歇息时通常展开两对狭窄、有网状脉络的翅膀