acoustic, fun, children, kids, advertising, happy, upbeat, claps, interesting, catchy, folk, energetic, Fresh, active, background, bounce, bouncy, easy, glockenspiel, piano
声学，乐趣，儿童，孩子，广告，快乐，乐观，拍手，有趣，朗朗上口，民间，活力，新鲜，活跃，背景，弹跳，弹力，轻松，钟琴，钢琴