Because oil and natural gas became scarce?
因为石油和天然气变得稀缺了，是吗？
The amount of oil and natural gas in the Earth was still plentiful.
地球上的石油和天然气储量仍然丰富。
Well, there were other energy choices like oil and natural gas, right?
因为还有类似石油和天然气这种其他的资源可供选择，对吗？
Then in the 80s, this trend reversed itself when the price of oil and natural gas went down.
到了80年代，随着石油和天然气价格的下跌，这一趋势发生了逆转。
Petroleum, consisting of crude oil and natural gas, seems to originate from organic matter in marine sediment.
石油由原油和天然气组成，它们似乎来源于海洋沉积物中的有机物质。
The economic downturn is drying up demand for oil and natural gas, dropping the benchmark price for a barrel of oil to below $50.
经济低迷正在抑制市场对石油和天然气的需求，导致基准原油价格跌破每桶50美元。
Coal and natural gas are mainly used for electricity generation, whereas oil is used mostly to power transportation, yet the prices of all these energy sources are linked.
煤炭和天然气主要用于发电，而石油主要用于给运输提供能量，但所有这些能源的价格是相互关联的。
And drill for oil and natural gas.
钻探石油和天然气资源。
Others want nuclear, clean coal and natural gas.
一些则喜欢核能，清洁的煤炭和天然气。
Crude oil and natural gas production account for nearly half of GDP.
原油和天然气的生产占了GDP的近半数。
Those prices are too high if solar power is to displace coal and natural gas.
如果用太阳能取代煤和天然气，这些价格显然太高了。
Industrial exports include gold, mercury, uranium, and natural gas and electricity.
工业出口包括黄金，汞，铀，天然气和电力。
The contestants for this energy form dating game were oil, coal, and natural gas.
另外三个角色是油、煤炭及我们将要介绍的天然气。
Along with rich fishing grounds, the area is believed to have large oil and natural gas reserves.
该地区被认为拥有大量的石油和天然气资源，同时也是富饶的渔场。
Norway is a nation of astonishing wealth, built on vast offshore reserves of oil and natural gas.
挪威是一个惊人的富裕国家，拥有储量巨大的近海石油和天然气。
That was partly due to the bad economy, and partly to the increased use of renewables and natural gas.
一部分原因是因为那一段时间经济萧条，另一个原因就是可再生能源以及天然气的使用量增加。
He plans to fertilise his fields with manure, rather than chemicals derived from oil and natural gas.
他想用肥料种地而不是用从石油和天然气中提炼的化学成分。
The prices of rival power sources, including coal and natural gas, have risen dramatically in recent years.
煤炭与天然气等可取代核能的能源今年价格猛涨。
The use of renewable energies could free our citizens from the chains of increasing oil and natural gas prices.
使用可再生能源能够让我们的市民从一系列的石油和天然气的价格上涨中摆脱出来。
Coal is relatively cheap compared with oil and natural gas, although coal prices have tripled in the past few years.
其次，与石油和天然气相比，煤炭价格也比较便宜，尽管煤价在过去的几年里增长了两倍。
The discovery in recent years of new oil and natural gas resources has added fuel to the campaigns for exploitation.
近年来发现的新的石油和天然气资源更增加了燃料的开采活动。
The ownership of the islands — in waters rich with fish and oil and natural gas deposits — has been disputed for decades.
这个周围富含鱼类资源、石油和天然气的岛屿的所有权的争议已经持续了好几十年。
As America has abundant supplies of coal and natural gas from which hydrogen can be made, what's not to like about it?
当美国还拥有充足的能生产氢的煤炭和天然气的供应时，有什么理由不喜欢它呢？
Unlike drilling to reach oil and natural gas fields, drilling for geothermal power doesn't produce immediate dividends.
不同于钻井取石油和天然气，利用地热并不能产生即刻的红利。
Falling prices for important raw materials, such as steel and natural gas, should help to bring down development costs.
钢材和天然气等主要原材料价格下跌将进一步拉低石油开发成本。
After all, their fuel is free, whereas the bills of power stations that run on coal and natural gas are high and rising.
因为毕竟，这些公司所用燃料可以免费获得，而依靠煤和天然气发电的公司，其成本不仅居高不下，而且还日益上升。
After all, their fuel is free, whereas the bills of power stations that run on coal and natural gas are high and rising.
因为毕竟，这些公司所用燃料可以免费获得，而依靠煤和天然气发电的公司，其成本不仅居高不下，而且还日益上升。
应用推荐