/kŏn-jŭ-gəl rĭ-lā-shən-shĭp/ – Phrase
Definition: quan hệ hôn nhân, quan hệ vợ chồng.
A more thorough explanation: A conjugal relationship is a legal term that refers to the relationship between two individuals who are married or in a civil union, typically involving a shared residence, mutual support, and a sexual relationship.
Example: The couple entered into a conjugal relationship when they got married.