- (especially British English) (also demonstration British and North American English)
a public meeting or a march (= an organized walk by many people) at which people show that they are protesting against or supporting somebody/something 游行示威 a demonstration (= an act of showing or explaining how something works or is done) 示范；示范表演；演示 Wordfindera version of an app or computer program that you can try out before you buy the full program The full version costs £22.99, but there is a demo to try before you buy. 完整版的价格为22.99英镑，但有一个演示版供您尝试，然后购买。
a recording of an example of somebody's music 试样唱片；录音样带 The band have uploaded three demo tracks recorded last month. 乐队上传了上个月录制的三个演示曲目。
- (US English)
a demographic (= a section of the population who are of a similar age, the same sex, etc.) 同类客户群体 They're trying to appeal to a younger demo. 他们正在尝试吸引年轻的演示者。