A mock-up, then, is something you pungle together out of duct tape, chewing gum, paper clips, cardboard, and paint just to test a concept that you don't necessarily want to implement.

模型是用管道粘胶、口香糖、纸夹和油漆等制成的试验品，用于测试那些目前还不想实现的概念。

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Other researchers kept test subjects up all night and then showed them clips from The Champ and When Harry Met Sally.

其他研究者让受试者整晚不睡，然后让他们观看《天涯赤子心》和《当哈利碰上莎莉》中的片段。

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In terms of the atmosphere, we had prepared for chaos even going as far as to watch clips from previous Test matches played at the ground.

BBC: John Barclay's view

In the new test driving conditions will be simulated, using film clips of real scenes, for example a child running across the road.

BBC: Learner drivers face new test

For one test of social understanding, children 8 and older watched clips of the British television series "The Office" and were prompted to answer questions about the situations: for example, the way the main character, David Brent, embarrasses people without realizing it.

CNN: Mothers' talk is key to kids' social skills, study says