Another method by which people appear to apologize without actually doing so is to say Im sorry youre upset; this suggests that you are somehow at fault for allowing yourself to get upset by what the other person has done.
主干:Another method...is to say...; this suggests that...
本句是由分号间隔的两个分句构成的并列句。前一分句中,by which引导定语从句,修饰主语another method,不定式to say作表语,引号里的直接引语作say的宾语。后一分句中,that引导的从句作suggests的宾语。
译文:另外一种表面上看似乎是在道歉,而实际上并没有道歉的做法是说你感到委屈,我很抱歉,这表明,如果因为别人所做的事情而让你自己感到委屈的话,那么你多多少少是有过错的。