Squeeze together gently but firmly for 15 to 20 seconds.

挤压在一起轻轻但坚定地15至20秒。

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To simulate this, Horowitz used the computer program to squeeze together virtual selenium atoms, pressing them into tiny cubes.

为了进行模拟，Horowitz用电脑程序将虚拟硒原子紧紧地挤压在一起，将它们压成极小的立方体。

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This handgrip was designed to be difficult to squeeze together but participants were told to hold on as long as possible. This provided a baseline measurement of their grip strength.

设计出来的手柄很难压到一起，但是要求参与者尽可能紧紧握住，为测量他们握力提供一个基线值。

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CDO, however, and in a credit squeeze they fall together, by virtue of being in the same murky structure, as investors rush for the exit or seek to hedge their risks.

ECONOMIST: Securitisation

Unlike the sort of fusion done in big machines, which squeeze heavy hydrogen nuclei together, no neutrons are released in this reaction.

ECONOMIST: A novel form of fusion power

This project, a collaboration between America, Russia, Japan and Europe, is intended to create sustained nuclear fusion by squeezing gases so hard that their atomic nuclei fuse together and give off more energy than was needed to squeeze them.

ECONOMIST: The diamonds in the rubble