一减一等于零。
二十减一等于十九。
三减一等于二。
一减一等于零。
当数据报经过网关转发时，它就将生存时间字段中的值减一。
When a datagram is forwarded by a gateway, it decreases the value in the time to live field by one.
在爱情算术中，一加一等于一切，二减一等于一无所有。
In the arithmetic of love, one plus one equals everything, and two minus one equals nothing.
但如果答案明显是错的(或者比较差)，也可以给它减一票。
If an answer is obviously wrong (or inferior in some way), you vote it down.
每当进程调用sync方法时，这个变量就减一，并发出wait调用。
Every time one of the processes invokes the sync method, this variable is decremented by one and a wait call is issued.
每个距离的大小为2 的幂次方减一，因此这里有一个明确的模式。
The size of each gap is one less than a power of two, so there's a definite pattern here.
通常情况下如果你愿意签较长的租约，你的房主可能会给你减一些月租。
Oftentimes if you are willing to sign a longer lease, your landlord may be willing to reduce your monthly rent.
一个比较务实的目标就是一星期减一磅，这样一天只要减五百卡就可以了。
A realistic goal is to lose a pound a week by cutting back just 500 calories a day.
这个例程将遍历tcp控制块表，并且对每个连接的超时(以计时单元为单位进行指定)进行递减操作，即每次减一。
This routine walks through the table of TCP control blocks and, for each connection, it decrements the timeout, specified in ticks, by one.
你的代谢功能比以往有所减缓(因为你每减一磅，代谢就会以每天20卡路里的量减慢)，而你的身体也已适应了当下锻炼和饮食的规律。
Your metabolism is slower than it used to be (for every pound you lose your metabolism slows down by 20 CAL a day) and your body is used to your current exercise routine and diet.
一减流失率就是保留率。
四减三等于一。
三减二是一。
因此，我们完全可以说手帕本身就是节能和减排的一个绿色载体。
Therefore, it is fair to say a handkerchief itself is a green carrier of energy conservation and emission reduction.
因此，我们完全可以说手帕本身就是节能和减排的一个绿色载体。
Therefore, it is fair to say a handkerchief itself is a green carrier of energy conservation and emission reduction。
为了提高人们的认识，世界银行的方法是与非洲国家合作，以保证把解决性别问题作为各国减贫战略的一个关键组成部分。
To raise awareness, the World Bank's approach is to work with African countries to ensure that addressing gender issues forms a key part of their poverty reduction strategies.
为何减贫工作及其与卫生有关的原因和后果成为这一承诺的主要焦点？
Why has poverty reduction, along with its health-related causes and consequences, become the principal focus of this commitment?
气候运动支持者称，这一改变可使英国向10%的碳减排目标更近一步。
Climate campaigners said the change would bring the UK closer to a 10% reduction in its carbon emissions.
例如，国际能源署预测：凭借CCS技术，到2030年每减排一吨温室气体的成本仅为35至60美元。
The IEA, for example, predicts CCS will cost just $35-60 per tonne of emissions reductions by 2030.
第三，这些目标将增进健康作为一项减贫战略，使卫生部门由只是消耗资源转向创造经济收益。
Third, by making better health a poverty-reduction strategy, the goals move the health sector from a mere consumer of resources to a producer of economic gains.
答：我必须说明跑步是减肥的好办法，不过并没有每周跑够多少英里才会开始减重的这么一个具体数字。
Answer: I'd have to argue that running is a great way to lose weight and there's really no magic number of miles per week when you start losing weight.
现在，新西兰、哥斯达黎加和挪威正在争先采取减排措施，竞争成为第一个“碳中性”国家。
New Zealand, Costa Rica and Norway are racing to become the world's first “carbon neutral” country.
现在，新西兰、哥斯达黎加和挪威正在争先采取减排措施，竞争成为第一个“碳中性”国家。
New Zealand, Costa Rica and Norway are racing to become the world's first “carbon neutral” country.
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