demo

The band recorded a short demo to send to various record labels in hopes of getting a contract.

(Chinese) 乐队录制了一段简短的演示小样发送给各大唱片公司，希望能获得合同。

I downloaded a demo of the new video game to see if it would run smoothly on my old computer.

(Chinese) 我下载了这款新游戏的演示版，看看它在我的旧电脑上运行是否流畅。