When driving in a car on a hot summer day, you may see what looks like shimmering water on the road, which, as science tells us, is really just a mirage, an illusion caused by the heating of the air.
在炎热的夏天开车时,你可能会在路上看到闪闪发光的水,但科学告诉我们,这其实只是海市蜃楼,是空气加热造成的幻觉。
The stove reduces the cost of cooking and heating by 50 per cent, and can be fitted with a boiler, bringing hot water and central heating to homes, some for the first time.
这种灶减少了做饭和取暖的一半费用,而且可以用于加热锅灶,提供热水并为家庭集中供热——有些人是第一次用上这种设施。
It is typically caused by prolonged exposure to heat or an infrared source such as a heating pad or hot water bottle.
通常是由于长时间暴露于高温或者红外线辐射源,例如加热垫或者热水瓶。
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