因此，植物燃烧不像煤碳和石油之类的化石燃料，它们在燃烧过程中不会增加大气中的碳含量。

So unlike with fossil fuels such as coal and oil, burning them does not add new carbon to the atmosphere.

youdao

这就意味着这颗橙色星球上的液态烃含量是地球上已知石油和天然气总储量的几百倍之多。

That means the orange moon has hundreds of times more liquid hydrocarbons than all the known oil and natural gas reserves on Earth.

youdao

比起其要取代的利比亚原油，沙特石油通常更稠密且硫磺含量更高。

Saudi oil is generally more dense and sulphurous than the Libyan crude it will replace.

youdao