The gap between Britain’s poorest regions (mainly in the north and Wales) and its richest (in the south-east) has widened for the past 20 years.

在英国，最落后地区（主要是北方及威尔士）与最发达地区（也就是东南部）的差距在过去的20年中不断扩大，在最近一次经济危机中情况继续恶化。

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The investigation shows that the potential regions and target areas occur mainly in the North China and South China gas accumulation regions.

研究表明：中国煤层气的有利聚气带和目标区主要分布在华北聚气区和华南聚气区；

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It is thought to have around 100 members, of whom just 20 are armed, and has been tied to a mere handful of crimes, mainly in the north and west of the country.

一般认为人民军成员在一百名左右，其中仅二十位是军人，一直与少数几件犯罪案件(主要发生在巴拉圭西部和北部)有牵连。

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The U.N.probe will look at CIA rendition flights that secretly transferred terror suspects for interrogation, mainly in North Africa and the Middle East.

VOA: standard.2009.03.21

This led to a total of 23 schools in the region, mainly in the north and east, closing for the day.

BBC: Snow and wind warning for drivers across Scotland

Dana operates mainly in the North Sea, which accounts for 81% of production, although its also has facilities in Egypt and West Africa.

BBC: Bid target Dana Petroleum sees profits soar by 274%

Countries that are running current-account surpluses, mainly in the north, must help, by avoiding overzealous belt-tightening and introducing reforms to encourage private spending.

ECONOMIST: World economy