Seawater is absorbing less sound as carbon dioxide from fossil-fuel burning seeps into the ocean and acidifies it.
海水吸收更少的声音是由于矿物燃料燃烧产出的二氧化碳渗漏到海洋中并酸化了海洋。
This small weakening of the sun, however, has been outpaced by the rapid increase in CO2 levels from all our fossil fuel burning and tree-cutting.
虽然太阳活动降低了,但是我们燃烧化石燃料和砍伐树木引起了CO2的快速升高。
Scottish peat bogs hold three-quarters of all the carbon in British ecosystems - equivalent to around a century of emissions from fossil fuel burning.
苏格兰泥潭沼泽地吸收了英国生态系统中四分之三的泥炭——这相当于化石燃料燃烧一个世纪所排放的碳量。
Carbon monoxide gas is created by fuel burning devices because not all of the fuel is burned.
VOA: special.2010.02.02
All right, so I'm burning some energy, I'm burning some fuel to do this somehow, to get that work to happen.
而这个路径需要先加热再冷却,这样,我需要能量来源,比如燃料,来完成做功。
Fuel-burning devices can create carbon monoxide gas because not all of the fuel is burned.
VOA: special.2011.01.25
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