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1. The bank subscribed heavily to the government loan.
   该银行大量认购公债。
2. We need to further reduce our ratio of public debt to GDP to give us the flexibility to meet the demands of our aging population.
   我们需要进一步降低公债占国内生产总值的比率，亦带来更多的灵活性，来满足人口老龄化的要求。