atone for something
phrasal verb with atone verb uk/əˈtəʊn/ us/əˈtoʊn/
formal
赎（罪）;弥补，补偿（过错）
to do something that shows that you are sorry for something bad that you did
The country's leader has expressed a wish to atone for his actions in the past. 该国领导人表示愿意为其以前的行为向世人谢罪。