penance
noun [ C or U ] uk/ˈpen.əns/ us/ˈpen.əns/
悔过，悔罪;补赎
an act that shows that you feel sorry about something that you have done, sometimes for religious reasons
As a penance, she said she would buy them all a box of chocolates. 为了表示歉意，她说她要给他们每个人都买一盒巧克力。
They are doing penance for their sins. 他们正在为自己的罪过而忏悔。