这个异常酷热的夏天，全国很多地方都着起了泥潭沼泽火，莫斯科附近的大火燃烧产生的含二氧化碳和烟尘的烟雾覆盖了整个城市。
An unusually hot summer set such fires across the country and the peatlands around Moscow generated a smog that blanketed the city with carbon monoxide and soot.
在这幅太阳的紫外图像中，两个活动区域燃烧得异常明亮。
Two active regions glow brightly in this ultraviolet image of the Sun.
测试结果表明，国产机噪声异常主要是由于不稳定燃烧造成的。
Analytical results show that the unusual noise source is chiefly due to unsteady combustion.
测试结果表明，国产机噪声异常主要是由于不稳定燃烧造成的。
Analytical results show that the unusual noise source is chiefly due to unsteady combustion.
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