The World Bank estimates, for example, that the $3.15 billion spent in China on flood control since the 1960s has averted losses of $12 billion.
比如，据世界银行估计，中国60年代以来的31.5亿防洪投入已经减少了120亿的损失。
The World Bank estimates, for example, that the $3.15 billion spent in China on flood control since the 1960s has averted losses of $12 billion.
比如，据世界银行估计，中国60年代以来的31.5亿防洪投入已经减少了120亿的损失。
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