But those low interest rates are a sign that central Banks are still very worried about the fragility of the economy: in its 300-year history the bank of England has never kept rates so low.

但是这种低利率象征着央行对脆弱的国家经济依旧极度担忧：英格兰银行300年的历史上从未有过如此低的利率。

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So, the study on the state owned Banks' fragility is of great theoretical and practical importance.

因此，转轨时期国有银行脆弱性研究具有深远的理论意义和积极的现实意义。

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In addition, lower blood pressure, strengthen the capillary resistance, reduce capillary fragility, blood fat, expansion of coronary artery, increase coronary blood flow and so on.

此外还有降低血压、增强毛细血管抵抗力、减少毛细血管脆性、降血脂、扩张冠状动脉、增加冠脉血流量等作用。

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So the fragility in one of the continent's critical countries is still there.

NPR: Obsessed with the Africa Cup Soccer Tourney

Why have profits been so high, despite the fragility of the economy?

ECONOMIST: American profits have been high but the trend may not last

We think the issue last week was not so much prices as the belief in fragility, particularly U.S. economic fragility.

FORBES: Malpass: 'Sturdy, Not Fragile'