You change the oil in your car and put gas in the tank because you don't take your car's function for granted. It needs fuel and care to get going.
你给你的车换油加气是因为你重视它，车子需要油和维护才能走。
As a fuel, ethanol has a lower energy density and therefore needs more of it to do the same job.
作为一种燃料，乙醇的能量密度更低，所以需要消耗更多的量来完成同样的工作。
Just like your car, your brain needs fuel and regular care to perform like you need it to.
你的大脑就像你的车一样，需要汽油和定期护理才能像你所需要的那样运作。
"The fuel is on the ground," says an experienced Sudan watcher. "It just needs a match."
一位老道的苏丹时局观察家讲道，“燃油已经就绪，就看何时开始竞赛了。”
“The fuel is on the ground, ” says an experienced Sudan watcher. “It just needs a match.”
一位老道的苏丹时局观察家讲道，“燃油已经就绪，就看何时开始竞赛了。”
The scans, which used a technique called positron emission tomography (PET), were designed to monitor changes in the way the brain metabolised glucose, the fuel it needs to function.
扫描利用了一种叫做正电子发射X射线层析照相术(PET)的技术。 扫描用以监测脑中代谢葡萄糖（脑正常工作需要的营养物）的变化。
Imagine a car that has a clogged fuel filter: thefuel (our energy) can’t get to where it needs to go quickly and smoothly, andthe car performs inefficiently and ineffectively.
正如一辆汽车会被燃料过滤器堵塞一样：燃料（能源）不能迅速、顺利的传到它需要的地方，汽车不能快速有效的行驶。
Ultracapacitors capture waste energy from the brakes and reuse it for accelerating, meaning the fuel cell only needs to provide the smaller amount of power for cruising.
超级电容将在刹车和加速过程中收集产生的能量，这就意味着在正常行驶过程中燃料电池只需要提供少量的能量就可以了。
If your engine's wheezing and has to work harder bringing in the air it needs to burn fuel efficiently, it doesn't complain to you.
如果你的爱车引擎有杂音而且在燃烧汽油时加入空气更加费劲时，它并不会向你抱怨什么。
WHEN an airliner takes off for a transatlantic flight it needs to carry some 80 tonnes of fuel, which accounts for around one-fifth of its weight.
一架飞越大西洋的飞机大约需要携带80公吨的燃料，这约占飞机重量的五分之一。
It thus needs to carry less fuel than a rocket, and no chemical oxidant to burn that fuel, as a rocket would.
这种火箭需要携带的燃料也减少了，并且不需要化学氧化剂。
The very process means your metabolism has to "rev up" to produce the fuel it needs. You'll burn more calories faster!
这一过程意味着，你的新陈代谢必须“加快速度”生产自己需要的燃料，因而你会更快地消耗更多的热量从而燃烧更多的脂肪！
The right marketing mix is the fuel, but it needs igniting by this vital spark .
正确的营销组合是燃料，但它需要通过这一重要的火花点燃。
When the animal needs energy, the layers of fat serve as fuel to keep it going on the long, hot days in the burning sun.
当骆驼需要能量的时候，脂肪层就像燃料一样给骆驼带来足够的体能让它在炎热的阳光下走的更远。
Give your body the quality fuel it needs and you can train harder, run faster and recover quicker - not to mention lose fat and build muscle.
给予身体所需的燃料的质量，你会训练的更加努力，跑的更快，恢复的更快-更不用说减掉脂肪，增强肌肉了。
Scientists believe the phenomenon occurs because of the brains huge demand for glucose, which it needs as energy fuel.
科学家认为这种现象的发生是因为大脑对葡萄糖的需求量很大，大脑需要葡萄糖充当能源燃料。
The electric arc furnace is better for the production of special steels than any other types of furnace, since it needs no fuel.
电弧炉用来生产特殊钢比用任何其他炉子都好，因为它不需要燃料。
The application advantages and future prospect of fuel cell technology in underground engineering is described, by analyzing the special needs and present problems of the energy system in it.
分析了地下工程对能源系统的特殊需求和现存问题，指出燃料电池技术在地下工程中的应用优势和发展前景。
Scientists believe the phenomenon occurs because of the brain's huge demand for glucose, which it needs as energy fuel.
科学家认为这种现象的产生是由于大脑对葡萄糖的大量需求，就像需求能源燃料。
We ought to learn more about our body and the fuel it needs so that we can make sure that we're well prepared for the challenges and opportunities in life.
对于我们的身体以及身体所需的燃料，我们应该了解更多。这样我们充分做好预备，迎接生活中的挑战和机遇。
We ought to learn more about our body and the fuel it needs so that we can make sure that we are well prepared for the challenges and opportunities in life.
我们应该更多地了解自己的身体以及我们身体所需的养料，以便我们对生活中所面临的机遇和挑战有充分的准备。
We ought to learn more about our body and the fuel it needs to keep fit.
我们应该更多地了解我们的身体以及保健所需要的能量。
Just like an automobile, a body needs clean fuel to keep it running well.
就像一辆汽车，身体也需要燃料来保持它的运行。
It is of huge fuel tank that will meet the needs of long-distance drivers.
它有巨大的油箱，可满足长途驾驶的需要。
With the engines running, the 747-400 burns far more fuel than it needs to as it waits in line behind 20 or so other aircraft heading for the runway.
在排队等待前面20架飞机冲向跑道的过程中，这架747- 400的引擎需要持续运作，因而比其他飞机所需要的燃料更多。
With the engines running, the 747-400 burns far more fuel than it needs to as it waits in line behind 20 or so other aircraft heading for the runway.
在排队等待前面20架飞机冲向跑道的过程中，这架747- 400的引擎需要持续运作，因而比其他飞机所需要的燃料更多。
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