人们担心金融市场已经进入恶性循环，即不论他们相信借款人能够偿还债务与否，都被迫卖出债券及贷款。

The fear is that the financial markets have entered a negative spiral with being forced to sell bonds and loans, whether or not they believe the borrowers will eventually repay.

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但是1998年8月俄罗斯无力偿还债务(即中止了国债交易)，造成金融市场崩溃。

But in August 1998 Russia defaulted on its debt, sending financial markets into a frenzy.

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