kinetic energy
动能
难易程度:
kinetic energy为短语/超纲词汇
kinetic energy
动能是物质运动时所得到的能量。它通常被定义成使某物体从静止状态至运动状态所做的功。
1. Energy
能源
2. Energy from nuclear power plants is steadily increasing but the problem of dangerous waste limits growth in many regions.
核电厂提供的能源在稳步上升，但是在许多地区都因核电厂的有害废料问题而使发展受到限制。
3. Because many electrical companies consider nuclear energy too expensive, the trend is toward less dangerous sources of energy.
由于许多电气公司都认为核能代价太大，因此总体趋势是朝着危害较小的能源发展。
4. It requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth´s surface into orbit!
因此，从月球到地球的25万英里所消耗的能量要比从地球表面进入地球轨道的200英里所耗能量少97%。
5. It takes much less energy to accelerate to that 1.5 miles per second than it does on Earth.
在月球上加速到每秒1.5英里比在地球上所用能源要少得多。
6. Lack of physical and mental energy, both of which are essential in turning out and throwing away, and sentiment.
一是体力，精力均告不佳，这二者是清除无用的东西必不可少的因素；另一原因是感情因素。
7. They keep themselves so busy that they have no time or energy to deal with their real problems.
他们让自己处于极度忙碌的状态，这样他们就没有时间或精力去对付他们的现实问题了。
8. They include: physical appearance, energy, rate of speech, pitch and tone of voice, gestures, expression through the eyes, and the ability to hold the interest of others.
这些优点包括：体貌、活力、语速、语音语调、手势、眼神，以及使他人对你保持兴趣的能力。
9. The clone's cells, for example, would have energy-processing machinery that came from the egg, not from the person who was cloned.
比如，克隆人的细胞可能会有来自卵子而非被克隆人的能量加工机制。
10. Natural gas, an outstanding energy fuel, can be used to heat homes, make electricity, and power cars.
天然气这种优良的能量燃料可以用于家庭取暖、发电和驱动汽车。
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能源
2. Energy from nuclear power plants is steadily increasing but the problem of dangerous waste limits growth in many regions.
核电厂提供的能源在稳步上升，但是在许多地区都因核电厂的有害废料问题而使发展受到限制。
3. Because many electrical companies consider nuclear energy too expensive, the trend is toward less dangerous sources of energy.
由于许多电气公司都认为核能代价太大，因此总体趋势是朝着危害较小的能源发展。
4. It requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth´s surface into orbit!
因此，从月球到地球的25万英里所消耗的能量要比从地球表面进入地球轨道的200英里所耗能量少97%。
5. It takes much less energy to accelerate to that 1.5 miles per second than it does on Earth.
在月球上加速到每秒1.5英里比在地球上所用能源要少得多。
6. Lack of physical and mental energy, both of which are essential in turning out and throwing away, and sentiment.
一是体力，精力均告不佳，这二者是清除无用的东西必不可少的因素；另一原因是感情因素。
7. They keep themselves so busy that they have no time or energy to deal with their real problems.
他们让自己处于极度忙碌的状态，这样他们就没有时间或精力去对付他们的现实问题了。
8. They include: physical appearance, energy, rate of speech, pitch and tone of voice, gestures, expression through the eyes, and the ability to hold the interest of others.
这些优点包括：体貌、活力、语速、语音语调、手势、眼神，以及使他人对你保持兴趣的能力。
9. The clone's cells, for example, would have energy-processing machinery that came from the egg, not from the person who was cloned.
比如，克隆人的细胞可能会有来自卵子而非被克隆人的能量加工机制。
10. Natural gas, an outstanding energy fuel, can be used to heat homes, make electricity, and power cars.
天然气这种优良的能量燃料可以用于家庭取暖、发电和驱动汽车。
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