树底下画了一堆燃烧着的火，三只野兔抬着一个穿在烤叉上的猎人在火上烘烤，树后面，另一堆火上挂一口热气腾腾的锅，锅里露出一个狗头。
At the foot of this tree a fire was burning, over which three hares were roasting a huntsman on a spit, and behind him, on another fire, hung a steaming pot, whence emerged the head of a dog.
要以健行来燃烧等量的热量，他就必须一口气走上三个小时。
To burn the same amount of calories through hiking, he would have to walk for three full hours without stopping.
本文主要针对径向浓淡旋流煤粉燃烧器中心扩口存在的磨损问题在一单相实验台上对燃烧器喷口结构进行了冷态优化实验。
In this paper, the abrasion of central division cone in the radial dense-thin swirl pulverized coal burner is studied by a cold optimize experiment carried at a single-phase experimental platform.
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