反哺之情

Explanation: Metaphor of children grow up taking care parents, repay debt. 　　Source: Ming Li, "Compendium of Materia Medica Department of Poultry" The bird birds birth kind, the mother feeding sixty days, sixty days or as long as feeding, can be described as Ci Xiaoyi. " 　　Examples: He sent the money on a monthly basis the mother country, so the mother to feel this ~ the son of her filial piety.