demo

demo n.（名词） 【复数】 demos

(1) A demonstration, as of a product or service.
产品展示：如产品或服务的宣传
(2) A brief tape or recording used to illustrate the qualities of a musician or other performer.
示范带：用来说明音乐家或其他表演者水平的简要的录音带
(3) A product, such as an automobile, used for demonstration and often sold later at a discount.
示范样品：用于产品宣传并通常在后来折价出售的产品，例如小轿车
dem“o
v.（动词）
we are the world demo(s)
我们是世界的典范。