其所能发生债务的金额通常受不同比率的控制，如固定费用比率、债务与未计利息比率、债务与资本比率等等。

The amount of debt that they can incur is usually governed by various ratios such as Fixed Charge Coverage ratios, Debt-to-EBITDA ratios, Debt-to-Capital ratios, and etc.

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利息按标准比率11%收取。

Interest is charged at a flat rate of 11%.

《牛津词典》

希腊的债务跟国民生产总值的比率已经超高了，所以欧洲的金融市场就应该向这样的国家收取更高的贷款利息，给他们带来极大的压力。

European financial markets should have put pressure on countries with excessive debt-to-GDP ratios, such as Greece, by charging them higher interest rates for loans.

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