| 1. | The atoms are excited by being irradiated with energy from an external source .
原子受到外部能源的照射而激发。 |
| 2. | The availability of external energy has allowed agriculture to avoid its own energy production .
国外能源的可利用性使得农业本身不必进行能源生产。 |
| 3. | The opec increase in the price of oil launched the transition to alternative energy sources .
石油输出国组织提高石油价格，推动了向代用能源的转换。 |
| 4. | Efficient use of energy in production has thus not been encouraged by competition in the market .
因此，市场的竞争未能使生产中有效利用能源的问题得到重视。 |
| 5. | The rise of modern civilization would have been impossible without the discovery of vast reserves of energy .
离开了巨大能源的发现，现代文明的兴起也许是不可能的。 |
| 6. | The view that phosphocreatine was the direct source of energy for muscular contraction lasted only a few years .
认为磷酸肌酸作为肌肉收缩直接能源的观点，流行了不过数年。 |
| 7. | Land and other resources should not constrain the development of biomass as a renewable energy source for the future .
土地和其它资源应该不妨碍作为未来可更新能源的生物量的发展。 |
| 8. | Significantly more energy efficient use of energy
极大地提高能源的有效利用率； |
| 9. | They have been seeking new methods to save energy
他们一直在寻找节省能源的新招。 |
| 10. | Comprehensive utilization amp; saving of building energy
建筑能源的综合利用与节能 |
