But with enlargement come challenges. At a time of slow growth, lingering high unemployment, and difficult fiscal situations in some countries, it is understandable that longer-standing members of the EU sometimes focus more on the potentially disruptive difficulties than the opportunities.
挑战也随着欧盟的扩大而出现。在经济增长缓慢、失业率居高不下和一些国家陷入财政困难的情况下，欧盟的一些老成员国更关注于一些具有潜在破坏性的困难而不是机遇也也是情有可原。