什么是 perk?To carry oneself in a lively and jaunty manner.Informal A perquisite: "Temper tantrums over perks are more common than the American taxpayer might like to believe” ( Maureen Dowd). Informal To percolate: The coffee was perking on the stove. To stick up or jut out: dogs' ears that perk. To cause to stick up quickly: The dog perked its ears at the noise. Perky.perk up To regain or cause to regain one's good spirits or liveliness.perk up To refresh the appearance of: New furniture and paint perked up the room.