It was discovered that rates of carbon cycling and growth rates among city trees were nearly four times faster than those in the countryside.
研究发现，城市树木的碳循环速度和生长速度几乎是乡村树木的四倍。
However, considering that the rates of completed suicide of men are three to four times that of women, we need to educate ourselves about male depression and its unique symptoms.
不管怎样，考虑到男性完全自杀率是女性的三到四倍，我们需要知道关心男性抑郁症和它独特的症状。
In fact, the US rates nearly double Great Britain's, at least four times those of France and Germany, and more than ten times that of Japan.
事实上，美国这些问题的发生率是英国的两倍，至少是德国和法国的四倍，更是日本的十倍。
But at 1.25%, rates in the euro zone are already the highest of the four.
即便只有1.25%的主导利率，欧元区已是四者之最高者。
With constraints on credit, interest rates up four times since October 2010, and 55% of borrowers paying rates above the benchmark, a more restrictive policy stance is damping growth.
在信贷受限的情况下，自2010年10月以来已经加息四次，有55%的借款人支付的利率高于基准利率，更加紧缩的政策立场开始遏制增长。
The bank has increased rates four times since April to tackle high inflation.
为了应对高通胀，从四月开始，该行已经四次提高基准利率了。
Drop-out and deferment rates are also hair-curling: only 40% of students graduate in four years.
退学和延期毕业率也明显上升：只有40%的学生在4年内毕业。
We increased export rebate rates for textiles, garments and other labor-intensive products, as well as high value added products with high technology content four times.
四次调高了纺织、服装等劳动密集型产品、附加值和技术含量较高产品的出口退税率。
Since January 2010, the required reserve ratio and benchmark deposit and lending rates have been raised 12 times and four times respectively.
自从2010年1月份开始，银行存款准备金率和存贷款基准利率分别提高了12次和4次。
They have relatively high reproductive rates, producing as many as four cubs every couple of years, so their populations can rebound if sheltered.
它们繁殖率较高，每两年可生育4只虎崽，因此如果得到庇护，老虎数目就会回升。
The central bank has also raised interest rates four times since October as it tries to curb inflation.
从去年10月起，为了遏制通货膨胀，央行已经4次提高存款准备金率。
Researchers studied high school graduation rates from the two thousand three, two thousand four school year.
研究员研究了2003和2004教学年中的高中毕业率。
Brain tumors in general are uncommon; in Europe, for instance, annual rates are estimated at between four and six cases per 100,000 women, and six to eight cases for every 100,000 men.
总的来说，脑肿瘤并不常见，比如在欧洲其年发病率估计在女性中为十万分之四~六，男性中为十万分之六~八。
The report said Ethiopia, South Africa, Zambia and Zimbabwe — four of the five African countries most affected by the epidemic — have reduced rates of new HIV infections by more than 25 percent.
这份报告说，非洲受艾滋病疫情影响最严重的5个国家中的四个-埃塞俄比亚、南非、赞比亚和津巴布韦的新艾滋病毒感染率下降的幅度超过了25%。
Nevertheless, it is no coincidence that Brazil has the lowest inflation rate of the four countries. Russia, with the lowest real interest rates, has the highest inflation.
尽管如此，巴西的通货膨胀在上述四国中最轻微并非偶然，真实利率最低的俄罗斯，其通货膨胀也最严重。
Share prices are suffering because of the outlook for four forces that impel stockmarkets: economic growth, profits growth, interest rates and inflation (see article).
股价下跌是由于推动股市的四架马车前景暗淡：经济增长，利润增长，利率和通胀。
Now it showed nerve too, quickly making dramatic cuts in interest rates, reducing the cash rate from over 7% to 3% in the four months from September 2008.
如今它通过大刀阔斧的削减利率再次亮出胆识，这使得货币汇率在2008最后四个月从7%以上跌落至3%。
PROS: Affordable small-city lifestyle, low overall crime rates, solid employment and wage growth, quality public schools, moderate four-season climate.
支持：支付得起的小城市生活方式，低犯罪率，可靠的就业和工资增长，优质的公立学校教育，温和的四季气候。
An ongoing trial in Uganda shows that coverage rates have increased by from two-fold to four-fold.
目前在乌干达进行的一项试验表明，覆盖率已由两倍增至四倍。
The pregnancy rate is about four times higher in the U.S. than in the Netherlands and abortion rates are about twice as high. HIV rates are about three times higher.
美国青少年怀孕率是荷兰的四倍之多，堕胎率则是荷兰的两倍，HIV感染率则高达三倍。
Remittances are projected to fall by 8 percent in Africa this year after growing at double-digit rates over the last four or five years.
预计非洲汇款额在过去五年中的四年经历两位数增长后，今年将下降8%。
On average, borrowers also owe over four times as much to informal lenders, which charge far higher rates, than they do to MFIs.
而且，平均算起来，借款人向非正式渠道出借人——他们收取的利息远远高于正式渠道——的借款数额超过其向小额信贷机构借款总额的四倍。
Turnover rates at the Big Four have historically been high-roughly 15-20% leave each year, compared with as few as 5% in some other industries.
四大每年的员工流动性很高，每年高达15%- 20%，而其他行业最高只达5%。
The steady rise of interest rates, by four percentage points since April 2005, has hit businesses and also consumers, whose enthusiastic spending has sustained growth.
自从2005年4月以来，利率稳步提升了4个百分点，这已经打击了商业和消费者，正是消费者的消费热情支撑了经济的增长。
And scarily, rates of this skin-cancer type have increased four-fold in women under 40.
可怕的是，四十岁以下的女性中患上这种皮肤癌的几率已经翻了四倍。
If, for example, you own a bond with a duration of four, then its value will go up about 4% if interest rates fall by a percentage point; the bond will lose about 4% if rates rise by one point.
举例来说，如果你持有的债券久期为4，那么利率下降1个百分点，该债券价值就会上升大约4%；而如果利率上升1个百分点，债券就会贬值4%。
If, for example, you own a bond with a duration of four, then its value will go up about 4% if interest rates fall by a percentage point; the bond will lose about 4% if rates rise by one point.
举例来说，如果你持有的债券久期为4，那么利率下降1个百分点，该债券价值就会上升大约4%；而如果利率上升1个百分点，债券就会贬值4%。
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