/vɪzɪtəʳ/ – noun
Definition: thanh tra viên.
A more thorough explanation: A “visitor” is a person who enters a place, such as a building or property, for a lawful purpose, whether as a guest, customer, or member of the public. In legal terms, a visitor is someone who is present at a location with the permission or invitation of the owner or occupier of the premises.
Example: The visitor to the museum was asked to sign in at the front desk before entering the exhibit.