Her use, on this and other occasions, of self-inflicted injury was intended to bring real experience (through empathy with her discomfort) into the viewer's appreciation of her art.

她使用，在这一问题上及其他场合，自我伤害的目的是带来真正的经验(通过同情与她不舒服)到观众的赞赏她的艺术。

youdao

In Game 2, the Knicks lost by 10 and looked like they'd end the night without embarrassing themselves, that is, until Stoudemire's self-inflicted injury.

WSJ: Can Knicks Cut It Without Amar'e?

The bruising was consistent with a "self-inflicted" injury, according to Bland.

CNN: Russia concerned over adopted boy's cause of death

To add insult to injury, it appears that it is going to be self-inflicted.

FORBES: The Coming Recession: How Fiscal Responsibility is Economic Suicide