/ˈɛkskleɪv/ – noun
Definition: khu vực lot giữa lãnh thổ nước ngoài.
A more throughout explanation: An exclave is a portion of a country’s territory that is geographically separated from the main part of the country and surrounded by the territory of another country.
Example: The small town is an exclave of the larger county, surrounded by a neighboring state on all sides.