/rɛdʒɪˈstreɪʃən ˈnʌmbər/ – Phrase
Definition: Số đăng ký.
A more thorough explanation: 1. an official number that is given to you when you have information recorded officially.
2. the official combination of numbers and letters that motor vehicles in most jurisdictions must display on a car registration number plate before they may be driven on a public highway
Example: 1. The car’s registration number was reported to police.
2. You’ll need the vehicle’s registration number.