This is the 2003rd most frequent Chinese word.
联邦
"联邦" means "federation" or "union of states."
In this sentence, '联邦' refers to the political union or federation of states, emphasizing the structure where member states work collectively under a unified government.
美国是一个由许多州组成的联邦。
The United States is a federation composed of many states.
Here, '联邦' specifies the centralized authority within a federation that manages overarching functions like international relations, distinct from local governments.
联邦政府负责处理国际事务。
The federal government is responsible for handling international affairs.
In this context, '联邦' is used to describe the federal system of governance, where power is divided between central and regional authorities.