Another type of momentum we have to think about when planning for changes in our energy systems is labor-pool momentum.

在计划改变能源系统时，我们必须考虑的另一种动力是人力资源动力。

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By a simple food-in/energy-out model, a run on the treadmill or swim in the pool should make you want to eat more.

通过简单的食物-能量转换模型，玩玩跑步机或者游游泳会令人食量大增。

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When the wind blows the turbine produces 3.5kW of power, enough to meet nearly all the 100-pupil primary school’s energy needs and to help to heat its outdoor swimming pool to a bath-like temperature.

当海风吹过，发电机就可以产生3.5千瓦电力，彻底解决了全校近100名学生的电力需求，同时也把教室外的游泳池加热到适合沐浴的温度。

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The wind power's cost is as much as twice that of conventional power, but because it would be a small portion of the overall energy pool, consumers would see at most a 2.2% increase to their monthly bills, according to estimates in a 2010 report by Massachusetts regulators.

WSJ: Cape Cod Wind Farm Tiptoes Ahead

And it should seriously begin tackling ageism to put the amazing pool of talent, energy and experience back to work.

BBC: NEWS | Programmes | Moneybox | Your comments: State pension

The regions refused and insisted they would release their players after the final round of EDF Energy Cup pool games, leaving just five days for Gatland to prepare his side.

BBC: Wales barters over player release