demo
noun [ C ] uk/ˈdem.əʊ/ us/ˈdem.oʊ/ demos
(MARCH)
示威游行（demonstration的非正式说法）
informal for demonstration (= a political march)
I went on lots of demos as a student. 我在学生时代参加过很多次游行。
(EXAMPLE)
样品；（尤指计算机程序或音乐的）试用版，样带
an example of a product, especially a computer program or piece of recorded music, given or shown to someone to try to make them buy or support it
a software demo 软件试用版
A team of music industry figures will select bands and soloists from demo tapes. 一组音乐界业内人士将从样带中挑选乐队和独唱演员。
示范；演示（demonstration的口语体）
informal for demonstration (= when you show people how something works or how to do something)
a demo of the new system 新系统示范
demo
verb [ T ] uk/ˈdem.əʊ/ us/ˈdem.oʊ/
演示，展示，示范
to show something and explain how it works, or to show or produce a demo
to demo a new piece of software 演示一种新软件
They've just completed a Christmas single and are also demoing lots of new songs. 他们刚刚完成了一首圣诞节单曲，并且正在试唱很多新歌。
Synonyms: show
See also: demonstrate