The enterprise might not have the time and resources to go for such a large endeavor, so a gradual migration might be a more realistic plan.

企业可能没有时间和精力做这么大的投入，所以渐进的迁移可能是更现实的方案。

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"There is great reluctance in Germany to go along with such a plan as it might become a large liability and it could worsen moral hazard in the banking sector, " says Barbieri.

CNN: The pain in Spain that threatens the eurozone