"无怨无悔"在英文中可以说为"without resentment or regret." 此语言来源于中文，意思是指没有怨恨或者悔恨。

例句：

"I always try to live my life without resentment or regret."（我一直都在努力过无怨无悔的生活。）

"He died without resentment or regret, knowing he had lived a full and happy life."（他在无怨无悔中去世，知道他已经过了一段充实和快乐的生活。）

"She looked back on her past without resentment or regret, only gratitude for the experiences that made her who she is today."（她回首过去，没有怨恨或悔恨，只有感激那些让她成为今天的她的经历。）