Rainfall in the Maya homeland is unpredictably variable between years; some recent years have had three or four times more rain than other years.
玛雅故土的降雨量在不同年份是变化莫测的；最近几年的降雨量比其他年份多三到四倍。
It can be pretty tiring though, and it means you're out of the office a lot in the autumn and the spring, so we try to share the work between the three of us.
不过这确实很累，它意味着你春天和秋天的大多数时间都不在办公室工作。因此，我们尽量三个人一起分担工作。
Three shuttle exhibits on the East Coast, one of the West Coast, and nothing in between.
三架航天飞机在东海岸展览，一架在西海岸展览，中部没有展览。
Back in 1978, I had to travel between three different campuses in the morning, teaching freshman composition.
1978年时，我每天早上要往返于三个不同的学校，教大一新生写作。
Herself is just the first prototype in a larger project between the three universities called Catalytic Clothing.
“她”只是这三所大学之间叫作“催化服装”的一项更大的计划的最初原型。
So, three shuttle exhibits on the East Coast, one of the West Coast, and nothing in between.
因此，三架宇宙飞船在东海岸展览，一架在西海岸展览，而之间则没有任何展览。
The difference in value between a broadcast viewer and an online equivalent is around three to one.
广播观众和在线观众的价格差异大约是三比一。
China has now attained some of the deepest disparities between rural and urban areas in the world, with urban per capita incomes three times those of rural areas.
城市人均收入是农村地区的三倍。地区间的不平等也在增长。
The main gains will have to come in three ways: from narrowing the gap between the worst and best producers;
粮食产量的大幅提高将通过如下三个渠道达到：缩小最好种植者和最差种植者之间的产量差距；
We're sitting in his rickety car, which he drives between the three or four families he visits every day.
我们正坐在他摇摇摆摆的车内，车正被他开着行驶在他每天走访的三四个家庭之间。
SSL addresses the problem of protecting user data exchanged between tiers in a three-tier system.
在三层系统中，SSL可以解决保护各层之间交换的用户数据的问题。
For example, blacks, Hispanics and women are significantly more likely than whites and men to say major conflicts exist between groups in at least three of the four areas tested in the survey.
比如，调查对四个领域进行了测试，至少在三个领域里，黑人、说西班牙语的人和女性比白人和男性明显更可能认为不同群体之间存在严重冲突。
The ratio of GDP per head in the three richest regions to the three poorest increased by almost a tenth between 1990 and 2009.
从1990年到2009年，最富有的三个地区与最贫穷的三个地区的人均GDP比值几乎上涨了十分之一。
R&D spending relative to sales for the leading technology companies in America, Europe and Japan was either flat or falling between 2002 and 2006, but increased in the three “new” Asian countries.
从2002年到2006年，在欧洲和日本处于领先的一些技术公司，研发经费与销售额的比例要么持平要么下降，而在这三个新兴亚洲国家却是见长。
These talks followed two weeks of negotiations between the three parties representatives in South Africa.
此前，这三方的代表曾在南非举行了为期两周的谈判。
Between 1950 and 1975, three out of every four patents in the circuit courts were ruled invalid or not infringed.
在1950年至1975年间，在巡回法院，每四起专利诉讼中有三起被判无效或未侵权。
Even in the Western camp there have been differences in approach between the three most important members, America, the EU and Japan.
即使同在西方阵营，三个最重要的成员——美国、欧盟、日本在具体的实施途径上也存在差异。
In 1997 she collaborated with Philip Glass for the second time, providing the libretto for the opera "the Marriages Between Zones Three, Four and Five" which premiered in Heidelberg, Germany in May.
1997年她与飞利浦格拉斯第二次合作，为五月份首次在德国海德堡公演的歌剧《第三，四，五区域间的联姻》创作了歌词。
At the last World Cup, the 42-year-old send off three players in the group match between Italy and the USA.
在最近的一场世界杯比赛中，意大利队与美国队的小组赛上，这位42岁的裁判员共罚下了三名球员。
Mr Humala's immensegood fortune was that the centrist vote was split between three candidates, andso his opponent in the run-off was Ms Fuijimori.
胡马拉的超好运气是因为中间派选民被三个候选人分散了，他的竞争对手藤森庆子在竞选中的优势也是如此。
In the past year things have got worse in three main respects, argues the Corporate Library.The difference between the chief executive's pay and that of other executives has grown.
企业图书馆认为，在过去的一年情况在三个主要方面变得更糟，首席执行官的薪酬和其他高管的差距还在扩大。
It accounted for about three-quarters of the global growth in steel production between 2000 and 2005.
2000年到2005年间，中国占世界钢铁产量增长的四分之三。
The spreads between three-month interbank rates and expected central-bank policy rates have also risen in America and the euro area.
在美国和欧元区，三月期银行间利率和预期央行政策利率之间的波动范围也已增大。
Thanks to years of price wars between Indonesia's three major telecommunications companies, mobile contracts in the country are dirt-cheap.
印度尼西亚三大电信公司这几年的价格战使国内手机套餐合同的价格很低廉。
Arsene Wenger's side are in the hunt for the Premier League crown after cutting the gap between themselves and Chelsea from 11 points to just three in the space of six weeks.
阿瑟·温格目前正处于角逐英超联赛冠军的行列，在过去的六周时间里，他们把和切尔西的积分差距从11分缩小到只有三分。
In the past year things have got worse in three main respects, argues the Corporate Library. The difference between the chief executive's pay and that of other executives has grown.
企业图书馆认为，在过去的一年情况在三个主要方面变得更糟，首席执行官的薪酬和其他高管的差距还在扩大。
The U.N. report forecasts moderate economic growth in 2011 and 2012 of between three and 3.5 percent.
联合国贸发会议的报告预计，2011和2012年，全球经济将温和增长，增长率3%-3.5%。
Thanks partly to the overwhelming dominance of English across North America, Labour mobility in the US is between three and 30 times greater than in Europe, depending on how it is measured.
一部分托英语在北美是支配性语言的福，根据不同的统计方法，美国劳动力的流动性比欧洲大3到30倍不等。
Thanks partly to the overwhelming dominance of English across North America, Labour mobility in the US is between three and 30 times greater than in Europe, depending on how it is measured.
一部分托英语在北美是支配性语言的福，根据不同的统计方法，美国劳动力的流动性比欧洲大3到30倍不等。
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