触及痛处 meaning in English

touch sb. where it hurts

So the last thing they want is for someone to rub their faces in harsh reality and ask the unthinkable , “ how old are you exactly
所以，他们最不愿别人当面触及痛处，提那个令人不快的问题： “你到底多大年纪了? ”
This was the point - this was where the nerve was touched and teased - this was where the fever was sustained and fed : she could not charm him
这就是问题的症结就是触及痛处的地方就是我热情有增无减的原因：因为她不可能把他迷住。