inquire after someone
phrasal verb with inquire verb [ I or T ] (UK also enquire) uk/ɪnˈkwaɪər/ us/ɪnˈkwaɪr/
mainly UK (UK also enquire after someone)
问候，询问（尤指健康状况）
to ask for information about someone, especially about their health, in order to be polite
She inquired after his grandfather's health. 她询问了他祖父的健康状况。