Although the EU is still evolving, it already has many attributes of a federal government such as open internal borders, a directly elected parliament, a court system, an official currency (Euro), and a centralized economic policy.
尽管欧盟还在演变，但它已经有不少联邦政府的特性来，例如开放的内部边界，拥有一个直选的议会，一个法庭系统和一定集中度的经济政策。