我不明白你为什么对此耿耿于怀，那毕竟不是你的错。

I don't know why you're so concerned - it isn't your problem after all.

youdao

我不明白你为什么对此耿耿于怀，那毕竟不是你的错。

I don't know why you're so concerned - it isn't your problem after all.

youdao