OK means all right or acceptable.

VOA: special.2010.02.28

There is rationalization, which is that when you do something or think something bad you rationalize it and you give it a more socially acceptable explanation.

还有合理化，是指当你做坏事或有不良想法时,你会将行为合理化,为行为寻找一个更为社会接受的解释。

耶鲁公开课 - 心理学导论课程节选

And the schools play a major role in this and thus all these kids who grew up speaking patois or Provencal or Gascon-- I forgot Gascon, around Bordeaux, they can sing the Marseillaise in acceptable French as they march off to be slaughtered.

在这里面学校扮演了主要角色,所以这些说着,方言或者普罗旺斯语或者加斯科涅语的孩子们,我把加斯科涅语忘了,在波尔多附近,他们操着勉强能接受的法语唱着马赛曲,上前线等待被屠杀

耶鲁公开课 - 1871年后的法国课程节选