We were up and off early to beat the heat.

我们很早就起床出发了，趁天还没热。

《牛津词典》

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One theory is that they are youngsters, giving off heat as they collapse inward due to the pull of their own gravity, but nobody knows for sure.

有一个说法是，它们还处于幼年，由于自己的重力所拉，在衰竭的同时发出热量，但没有人能肯定这种说法。

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Certainly, cooler conditions in the high-yield market have taken the heat off the takeout trade lately.

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Commissioner David Stern will have his high profile New York Knicks, Boston Celtics and LeBron James-led Miami Heat to kick things off on Christmas day.

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In searing 100-degree heat, cars crept up north I-45, windows down, air conditioning off to save precious gasoline.

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