求翻译：随信附上贵方寄给我的信封正反面复印件各一份，信封背面的邮戳清晰显示信件到达我所居住的镇的邮局的日期为2011年10月31日，但我实际上收到信件的日期为2011年11月日，敬请查阅。是什么意思？

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正在翻译，请等待...

Along with letter enclosed expensive Fang Ji for mine envelope pro and con surface copy each, at the back of the envelope postmark clear display letter arrives the town post office date which I live is on October 31, 2011, but I in fact receive the letter the date am in November, 2011 the date, asks

Enclosed envelope you send me a copy of both sides, postmark on the back of the envelope is clear of post mail to reach the town I live date is October 31, 2011, but today I actually received a letter dated November 2011, please check.