Real refrigerators actually work with liquids that go into gases so use the latent heat of the liquid, so it doesn't really work like the Joule-Thomson expansion. So this is real.

液体变成气体来工作，以运用液体的潜热，所以这不是，真正像焦耳-汤姆逊膨胀一样工作，这是真实的气体，不像焦耳。

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The software and services that work on Apple’s hit products are accelerating its extraordinary expansion.

苹果公司为这些热门产品提供的软件和服务也在加速扩张。

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Sinopec's mostly a downstream refinery business, doing the unglamorous work of turning unprocessed crude oil into fuel, and its options for expansion are limited.

中石化的业务大多是下游的炼油业务，做的是把未加工的原油转化为燃料的毫不出彩的工作，扩张业务的选择有限。

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Real refrigerators actually work with liquids that go into gases so use the latent heat of the liquid, so it doesn't really work like the Joule-Thomson expansion. So this is real.

液体变成气体来工作,以运用液体的潜热，所以这不是,真正像焦耳-汤姆逊膨胀一样工作,这是真实的气体，不像焦耳。

麻省理工公开课 - 热力学与动力学课程节选

Here there's an expansion going on, so the system is doing work to the external world.

这里发生了膨胀,所以系统对外界做功，活塞被推出来。

麻省理工公开课 - 热力学与动力学课程节选

In this class here, we're going to stick to one kind of work which is expansion work.

推动我的粉笔,我就对它做了功。

麻省理工公开课 - 热力学与动力学课程节选

The first phase of the expansion work will see Teesport's container terminal increase its capacity.

BBC: Work gets underway on Teesport's Northern Gateway

Incentives are consequently slashed for productive activity, such as savings, investment, work, business expansion, business creation, job creation, and entrepreneurship.

FORBES: Reaganomics Vs. Obamanomics: Fallacies Offered By The Left

Incentives are consequently slashed for productive activity, such as saving, investment, work, business expansion, business creation, job creation, and entrepreneurship.

FORBES: The Way The World - And Free-Market Economics - Works