But reality has shown that this approach is not tenable. Problems might originate at the national level, but, owing to monetary union, they quickly threaten the stability of the entire eurozone banking system.
但现实已经证明，这条道路走不通。问题也许肇始于国家层面，但是，由于货币联盟的存在，它们很快会威胁到整个欧元区银行系统的稳定性。