Scientists found these isolated microorganisms use iron leached from the glacial bedrock in a series of energy-producing metabolic reactions.
科学家们发现这些与世隔绝的微生物使用溶在岩床的铁经过一系列的能源生产代谢反应。
2
A number of Democratic senators, representing energy-producing and agricultural states, have come out against cap and trade (modern American agriculture is strongly energy-intensive).
不少代表能源生产和农业州的参议员反对排放配额制度（现代美国农业是高度能源密集型的）。
3
The marker gives scientists the first-ever opportunity to distinguish between energy-producing structures, called mitochondria, in neurons, from mitochondria in other brain cells, called glia.