暗格里的秘密在线免费观看

　　They are invented every day. Small ones, big ones, sophisticated ones, bizarre ones, whacky ones… You can make them by rubbing, banging and blowing… When it comes to makes sounds, our imagination is boundless! 　　From a bar in Cuba to a cotton field in the United States and a philharmonic orchestra hall in Paris, this series describes the diversity of these instruments. By looking... (展开全部)