冬季它象太阳能采热板一样吸附太阳热能，在两层玻璃的中空区域形成热屏障，抵御室外寒气；
In winter, it absorb solar heat energy as solar panel, and form heat barrier in the hollow area to prevent chilliness;
提出了土壤换热中热屏障的概念，并分析了热屏障的形成原因及其特性，即形状不规则、动态变化和危害性。
Presents the concept of heat barrier, and analyses its formation and some characteristics including irregular shape, dynamic changes and potential harmfulness.
二氧化碳在我们和太阳之间形成了一道屏障，阻止热量从大气中散出，因此地球变得越来越热。
Carbon dioxide, which makes a barrier between us and the sun, prevents heat from getting out of the atmosphere, so the earth is becoming warmer.
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