/ˈpraɪməri ˈkeərˌɡɪvər/ – Phrase
Definition: Người chăm sóc chính.
A more thorough explanation: the person who is mainly responsible for bringing up a child, for looking after someone’s health, or for looking after someone else who cannot look after themselves
Example: The group argue that when the father is the primary caregiver his chances of winning custody are lower than when the mother is the primary caregiver.