向富裕国家提供优惠待遇。
鉴于五个国家的经济发展情况，日本将把它们从优惠框架中剔除。
Japan will remove five countries from a preferential framework in light of their economic development.
对于IDA这个世界上最贫困国家的最大优惠金融援助渠道来说，这一数字标志着一个新的历史纪录。
The figures mark an historic high for IDA, which is the largest single source of concessional financial assistance for the world's poorest countries.
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