A plant with stinging hairs, especially species of Urtica.

• Loosely, anything that produces a similar stinging rash.

具刺毛会致刺痛的植物，尤指荨麻属植物。

• 引申为引起类似刺痛感的事物。

To sting like a nettle, causing a rash or burning.

像荨麻般刺痛，使皮肤灼痒或起疹。

To irritate, vex, or provoke.

使人恼火、烦恼或受刺激。