I have Cardboard, and it's neat, but in some ways, it feels like a tech demo.

纸板，它很简洁，但在某些方面，感觉技术演示。

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Welcome to Demo Slam. Where amazing tech demonstrations battle for your enjoyment.

欢迎演示大满贯。凡惊人的高科技示范为您的享受战斗。

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"We wanted to build something that wasn't a tech demo, " Zheng said of Metrotwit. "We just wanted to make something practical as well as elegant."

郑龙谈论Metrotwit时说，“我们想创建的不是科技演示品，我们只是想制造一些实用和优雅的东西。”

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Check out this cool tech demo below to see how you can take your entertainment with you anywhere you go.

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Next up, the "Obstacle Course" tech demo, which was so painful to play we almost swore off the controller altogether.

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When I regularly covered the video game industry, I frequently brushed up against a concept known as the tech demo.

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