In contrast, some rich countries have fewer options.

相反，很多富有国家就没这么多选择了。

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Some rich countries have already taken steps in that direction.

一些富裕国家已经在这个方向上迈出了步伐。

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For the moment, the struggle is to stop some rich countries giving less.

目前，要做的努力是阻止某些富国减少捐赠。

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And World Bank President Robert Zoellick has called on rich nations to put some of their economic recovery spending into a crisis fund to help poor countries.

VOA: special.2009.03.13

"GAVI's goal over the next five years, by twenty-fifteen, is to immunize millions more children and save an additional four million children's lives, purely by providing basic vaccines against diseases that are basically almost non-existent in rich countries, as well as providing new vaccines against pneumonia,diarrheal diseases and then hopefully HPV and some other vaccine-preventable diseases."

VOA: special.2011.06.15

For the moment, the struggle is to stop some rich countries giving less.

ECONOMIST: Thirty years of a disease

In some rich countries, political support gives renewable producers a friendly, stable market.

ECONOMIST: When virtue pays a premium | The

Some rich countries are seeking new rules under the UN climate convention, which campaigners say would allow them to gain credit for "business as usual".

BBC: Rich countries accused of carbon 'cheating'