对不起,请让一下
I'm sorry, please let it
对不起,请让我过去
I'm sorry, please let me pass
对不起,我的英语不好,请原谅
翻译：Sorry, my English is not good, please forgive me.
对不起, 打搅你了。
pardon me for interrupting you.
对不起, 给你添麻烦了。
sorry to have given you so much trouble.
对不起,请你再讲一遍好吗?
i beg your pardon (but would you repeat what you said?
对不起 , 我得走了。
excuse me, but i'll have to go now.
"对不起,请让一下”翻译为：I'm sorry, please let it be.
"对不起，请让我过去"翻译为：Excuse me, please let me pass
相比之下，应该是对不起，（请）让一下会更礼貌一点，先说对不起，能先引起对方注意，然后听到让一下，能及时作出反应。