/blɒˈkeɪd/ – Verb
Definition: bao vây, phong tỏa.
A more thorough explanation: A blockade is a legal action taken by a country or military force to prevent goods, people, or communications from entering or leaving a specific area, typically during a time of conflict or as a means of enforcing international law.
Example: The government imposed a blockade on the port to prevent any unauthorized ships from entering or leaving.