/prəˈpɔːrʃənl ˌrɛprɪˌzɛnˈteɪʃən/ – Phrase
Definition: chế độ đại diện theo tỷ lệ.
A more thorough explanation: Proportional representation is a voting system in which the distribution of seats in a legislative body is determined in proportion to the number of votes received by each political party or candidate.
Example: In many countries, proportional representation is used as a method for electing members of parliament.