The New Yorkers who spent a bundle on an outdoor hot tub now admit they rarely use it, "because we can't afford to heat it in winter".

那些花一大笔钱买了一个户外加热浴缸的纽约人现在承认，他们很少使用它，“因为我们在冬天负担不起加热它的费用。”

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With the advent of the five-year-plans, millions of women also began to toil in factories and in heavy construction, building dams, roads and steel mills in summer heat and winter frost.

随着“五年计划”的到来，数以百万计的妇女也开始在工厂和大型建筑工地、大坝、道路和钢铁厂中苦干，经受着夏天的酷热和冬天的严寒。

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In winter the heat produced by a city can equal or surpass the amount of heat available from the Sun.

在冬天，一个城市产生的热量可以与太阳提供的热量相等，甚至超过这一数值。

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Cooler building temperatures in the winter could require more energy to heat the buildings.

VOA: special.2010.03.02

The massive stone bluffs they built in acted as thermal reservoirs to heat in the winter and cool in the summer.

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It is hot in here, the air-conditioning not yet on, the heat remembering winter.

NEWYORKER: M&M World

At the hotel, they blasted the heat to stave off the frigid Pyongyang winter and put on banquets fit for several kings, despite the country's acute food shortage.

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