/ˈdʌbl (ˈdjuːəl) næʃəˈnælɪti/ – Phrase
Definition: quốc tịch kép, hai quốc tịch.
A more thorough explanation: Double (dual) nationality refers to the status of an individual who holds citizenship in two different countries simultaneously. This means that the individual is recognized as a citizen by both countries and is entitled to the rights and privileges afforded to citizens of each country.
Example: The individual holds dual nationality, as they are citizens of both the United States and Canada.