申し訳ありません、このコンテンツはただ今　アメリカ英語と 中文　のみです。 For the sake of viewer convenience, the content is shown below in one of the available alternative languages. You may click one of the links to switch the site language to another available language.

This is a modern popular style of atmosphere music, lively notes interspersed between the drums to present a sense of fashion and lightness. It is suitable for science and education demonstration, teaching film, handicraft, trivia, commercial advertisement, etc.