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When you hear people speaking of making a rapid transition toward any type of energy, whether it is a switch from coal to nuclear power, or a switch from gasoline-powered cars to electric cars, or even a switch from an incandescent to a fluorescent light, understanding energy system inertia and momentum can help you decide whether their plans are feasible.
出自-2015年12月閱讀原文
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When investors put up money to build, say, a nuclear power plant, they expect to earn that money back over the planned life of the plant, which is typically between 40 and 60 years.
出自-2015年12月閱讀原文
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It is one thing to say that we are going to shift 30 percent of our electricity supply from, say, coal to nuclear power in 20 years.
出自-2015年12月閱讀原文
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That’s energy in all forms--oil, gas, coal, nuclear, solar and even wind power.
出自-2015年12月聽力原文
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He and other scientists say there are basically two options to replacing fossil fuels: generating energy with renewables or embracing nuclear power.
2016年6月六級真題（第一套）聽力 Section C
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When you hear people speaking of making a rapid transition toward any type of energy, whether it is a switch from coal to nuclear power, or a switch from gasoline -powered cars to electric cars, or even a switch from an incandescent to a fluorescent light
2015年12月六級真題（第一套）閱讀 Section B