VOA慢速英语:Willis Conover, the Voice of Jazz, Is Now Online

fondly - adv. in a loving way

batch -n. an amount of something that is made at one time

playlist - n. a list of songs to be played by a radio station

elated -  adj. very happy and excited

petition - n. a written document that people sign to show that they want a person or organization to do or change something