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。
问：如何翻译we must say yes to change 怎么翻译呀？
答：你必须同意变化（你必须答应改变） say yes (常与to连用)同意, 答应详情>>
答：详情>>
