这个项目似乎正在发挥作用：犯罪率下降了，我们的公民说，他们感到更安全了。
The program seems to be working: crime is down and our citizens report that they feel more secure.
这个项目似乎正在发挥作用：犯罪率下降了，而且我们的公民报告说，他们感到更安全了。
And the program seems to be working: crime is down and our citizens report that they feel more secure.
为了做出更准确的人口预测，人口统计学家必须比现在更多地了解生育率的社会和经济决定因素。
To develop more accurate population forecasts, demographers have to know a great deal more than now about the social and economic determinants of fertility.
新驯养的动物表现更好，它们更容易控制，出生率也更高，且反过来也会提供更多奶源。
The newly domesticated animals behaved better, were easier to control, and may have enjoyed a higher birth rate, which in turn yielded greater milk supplies.
虽然一些国家在这方面取得了显著的成果，但大多数国家就连降低（碳排放的）增长率都很难，更别说减排了。
While a few countries are making major strides in this regard, the majority are having great difficulty even stemming the rate of increase, let alone reversing it.
请勿包括雷达基本反射率图像，因为它可能会使精确定位地区变得更困难。
Do not include the radar base reflectivity image as it can make precise area location more difficult.
醉酒可能让你更容易发生事故，但是醉酒也能提升你在事故后的存活率。
Being drunk might make you more accident prone, but it also increases your chance of survival.
然而，可以更确定的是毕业生的债务负担和违约率居高不下。
More certain, however, is that the debt burden and default rates for graduates are particularly high.
要不是非洲极为不利的趋势，全世界的患病率和死亡率将会更迅速下降。
But for the strongly adverse trends in Africa, prevalence and death rates would be falling more quickly worldwide.
在同时考虑了他们是否在一个更安全、更富裕的环境中成长这一因素之后，他们确信智商和死亡率之间是有联系的。
After taking into account whether they had grown up in a safer, more affluent environment, they established the connection between IQ and mortality.
这些价值颇高，但是格兰特先生这种方式并其它提高婴儿出生率的方式要更省钱。
That is not trivial, but Dr Grant reckons it is cheaper than other ways of boosting the birth rate.
近十年来，生产率增长领域的学者比平时更卖力的在阐述自己的观点。
FOR a decade or so, students of productivity growth have had even more to explain than usual.
用例还提供了简化需求跟踪的机会，从而确保更完整的测试覆盖率。
Use cases also offer the opportunity to simplify requirements traceability and to insure more complete test coverage.
半导技术还在革新，但速度更缓了，生产率的趋势很快就可以反映出来。
The technology is still improving but at a slower pace, and productivity trends will soon reflect that.
这些多余的信息实际上降低了医生诊断的正确率，并使他们更自信。
The extra information actually decreased the doctors ability to diagnose, while making them more confident.
例如，贷方被要求引用利息率来作为年度百分率，使贷款更容易进行比较。
Lenders, for instance, are required to quote interest rates as annual percentage rates, making loans easy to compare.
这并非只是利他之举：更绿色的引擎会使用更少的燃料以增加利润率。
It is not just altruism: greener engines also use less fuel, so boost profit margins.
小车更节约汽油，更容易操作，造成的死亡率更低，用更少的资源。
Smaller cars use less gas, are more maneuverable, cause fewer deaths, use fewer resources.
就业率也有轻微增长，尽管公司更喜欢让员工加班而不愿意聘用新的员工。
Employment has also increased slightly, although firms generally prefer to increase overtime than to hire new staff.
而一个更高的通胀率可以使相对工资更容易地做出调整。
A higher inflation rate can make it easier for relative wages to adjust.
而失业率的进一步下降更增加了日本的乐观情绪。
Japan added to the optimism by reporting a fall in unemployment.
很多人大概会更喜欢讨论更为紧迫的问题，诸如失业率。
并且2010年将有更严重的衰退，那时的失业率预计会上升到11%。
It also predicted a further decline in 2010, with unemployment rising to 11%.
对高失业率的预期还将使这个趋势变得更复杂。
This trend is compounded by the expectation of high unemployment for several more years.
通常，失业率升高的时候薪水是不会下调的：薪水只是增长的更缓慢了。
Ordinarily, when unemployment shoots up wages do not tend to fall: they simply grow more slowly.
仅管离婚率高，婚姻却比以前更容易让人接受。
Despite the high divorce rate, marriage has never been more popular.
在疾病猖獗和儿童死亡率高的环境里，妇女更喜欢阳刚男子。
In environments where disease is rampant and the child-mortality rate is high, women prefer masculine men.
约翰·麦克恩更关心控制严重的医疗费用膨胀，而奥巴马更关心扩展医保在未投保群体中的覆盖率。
John McCain appeared more concerned about reining in runaway health inflation, while Mr Obama seemed more concerned about extending coverage to the nation's uninsured.
约翰·麦克恩更关心控制严重的医疗费用膨胀，而奥巴马更关心扩展医保在未投保群体中的覆盖率。
John McCain appeared more concerned about reining in runaway health inflation, while Mr Obama seemed more concerned about extending coverage to the nation's uninsured.
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