Carbohydrates are one of your body's main sources of energy.

碳水化合物是身体的主要能源之一。

Instead of using oxygen as their main source of energy, anaerobic bacteria use sulphur.

厌氧细菌不使用氧气作为它们的主要能量来源，而是依赖于硫。

When you exercise, your body uses up its main source of energy, ATP, within a few seconds.

当你锻炼的时候，你的身体在几秒钟内便耗尽了其能量的主要来源，即腺嘌呤核苷三磷酸。

Hypoxia prevents their mitochondria from producing Adenosine Triphosphate or ATP, which is the cell's main source of energy.

缺氧使线粒体产生三磷酸腺苷（ATP）的过程受阻，而ATP正是细胞主要的能量来源。

And when the cells can't generate ATP they can eventually die because they have lose their main source of energy.

如果细胞不能产生ATP，它们将会坏死，因为缺少了能量的主要来源。

But more than 85 years since Edison spoke those words, oil, gas and coal continue to be our main sources of energy.

但自爱迪生说出这句话以来已超过 85 年，石油、天然气和煤炭仍然是我们的主要能源。

And because coal is the main source of energy in China, its prices have hit record highs and influenced the price of crude oil to go higher.

由于煤炭是中国的主要能量来源，煤炭价格屡创新高，并影响原油价格走高。

It led to the closure of dozens of coal mines and because coal is the main source of energy in China, its prices have hit record highs and influenced the price of crude oil to go higher.

该事件导致数十家煤矿关闭，由于煤炭是中国的主要能源来源，煤炭价格屡创新高，并影响原油价格走高。