心心熹熹 发布了一个钢琴弹奏视频，欢迎来围

h is the most of school and I have a great day HHHHHHHHHHHHHHHHHHHHHHH The111111111111111111111111111111111

这首歌叫《old macdonald had a farm》，中文《老麦克唐纳有个农场》，是升F大调。