a small accordion (= a musical instrument consisting of a folded central part with a small keyboard on the end, played by pushing the two ends towards each other), used especially for playing folk music

He was still regularly playing the melodeon with his band, the Hooleys, until six months before his death. 直到去世前六个月，他仍在跟自己的乐队“胡利斯”一起演奏簧风琴。

a small organ that makes musical notes when metal reeds (= thin pieces) are made to vibrate by air that is sucked in

Only the week before he had found her seated at the little old melodeon, playing and singing a duet with her sister. 就在前一个星期，他还看见她坐在一架有些旧的小簧风琴旁边，和妹妹一边演奏一边二重唱。