Colleagues who don't trust one another will need to spend more time watching their backs than doing any useful work.
对于互不信任的同事来说，比起做任何有用的工作，他们需要花更多的时间去小心提防他人。
According to the Centre for Strategic and International Studies, about three quarters of energy we use to move things, including ourselves, accomplish no useful work.
根据战略与国际研究中心的数据，我们用于移动包括我们自己的物体的能量中，约有四分之三没有完成任何有用的工作。
According to the Center for Strategic and International Studies, about three quarters of the energy we use to move things, including ourselves, accomplishes no useful work.
战略与国际研究中心表示，包括我们自己在内，我们用来移动事物的能量中，约有四分之三的能量没有产生有用功。
这是有益的工作。
The expanding gases are then used to do useful work.
不断扩大的气体，然后用来做有益的工作。
The carpenter — seeks to do useful work, and finish it well.
木匠——寻求做有用的工作并能把它完成得很好。
But how do you get an object to do useful work for you?
但是你怎么能让一个对象去为你有效地工作呢？
And don't feel compelled to do "useful work" right away.
同时不要感到被强迫去做一些“有价值的工作”。
Energy quality is a measure of an energy source's capacity to do useful work.
能量质量是能源的能力的措施完成有用的工作。
Context-switch time is overhead; the system does no useful work while switching.
上下文切换的时间开销较重；在切换时，系统没有做有用的工作。
This probably means less apps but more useful work being undertaken by those apps
这可能意味着更少的应用，但是基于位置的应用会产生更多有用的价值被采用。
Some hapless programmer is then pulled off useful work and forced to work on this new feature.
然后，一些不幸的程序员将会被强制停止有用的工作，并着手添加这个新的特性。
It is mainly formed by the imperfection, limitation and some destruction of "useful work".
负价值主要是由“有用劳动”的缺陷性、局限性和某些破坏性形成的。
No one knows better than Rotarians the satisfaction that comes from performing useful work.
没有人比扶轮社员们更了解在从事有用的工作中获得的满足感。
Since everything has two sides, even corrosion which seems so harmful can do useful work for us.
既然一切事物都有两方面，即使看起来似乎十分有害的腐蚀性也可能对我们有用。
As the polymer contracts in one direction, it expands in another, and these movements can do useful work.
当聚合物往某一方向收缩时，则会往另一方向膨胀，这种运动很有用处。
Some of them aren't. Some of them, in the name of being secure out-of-box, prevent you performing useful work!
它们中有一些虽然说是具有开箱即用的安全性能，但却不能让你做出有用的工作。
Instead, connection pooling allows the idle connection to be used by some other thread to do useful work.
连接池允许其它线程使用空闲连接来做其它有用的工作。
Messaging: In order to perform any useful work, software objects need to be able to communicate with each other.
消息传递：为了完成一些有用的工作，软件对象需要相互通信。
In other words, the best staff could do as much as five times the useful work of the least productive staff.
换句话说，最好的职员能够做5倍于最差职员的工作。
In this system, the useful work about software portability and improvement of Z-80 development environment is achieved.
在这个系统中，对软件的可移植性及Z- 80开发环境的改善作了一些有益的探讨。
The invention of the laser provided scientists with a stronger source of light and a push that could do useful work on Earth.
激光的发明给科学家们提供了一种强大的光源，同时也是地球上的一种能够产生有效功的推力。
If it isn't, either leave it altogether, or make sure that you only do it after accomplishing the truly necessary and useful work.
如果不是，则不要该项，或者把它放到确有必要和有帮助的事项之后。
Needless to say, the boss is usually no more happier than before, thinking that his staff should be looking for some useful work to do.
不用说，老板通常对这种情况不会比之前更加高兴，他们更加认为他的员工应该找些有用的事情来做。
The use of machines for pattern recognition is a very useful work, such as series of symbols to identify the machines are of great value.
使用机器来进行模式的识别是一项非常有用的工作，能够辨别符号等系列的机器是很有价值的。
When the magnesium is mixed with water, it produces heat, boiling the water to produce steam, which can then drive a turbine and do useful work.
当镁与水混合在一起时，它就会产生热量，让水沸腾产生蒸汽，而产生的蒸汽然后就可以驱动涡轮机，而且也可用来做些有用的工作。
Stem of character — life will be indefinite and purposeless — like a body of stagnant water, instead of a running stream doing useful work and.
如果缺乏这种力量，人生将变得模糊不定，毫无意义可言：就如同一潭死水，而非奔腾不息的河流——总在进行有效的工作，推动整个地区的机械运作，让世界充满勃勃的生机。
Stem of character — life will be indefinite and purposeless — like a body of stagnant water, instead of a running stream doing useful work and.
如果缺乏这种力量，人生将变得模糊不定，毫无意义可言：就如同一潭死水，而非奔腾不息的河流——总在进行有效的工作，推动整个地区的机械运作，让世界充满勃勃的生机。
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