/ˈfɛdərəl ˈɛnkleɪv/ – Phrase
Definition: vùng đất của liên bang (nằm trong lãnh thổ của tiểu bang).
A more thorough explanation: A federal enclave is a specific geographic area within the United States that is under the jurisdiction of the federal government rather than any individual state. This can include military bases, national parks, and other federally owned properties.
Example: The Supreme Court has jurisdiction over cases arising within a federal enclave, such as the District of Columbia.