求翻译：包裹积压就会成为常事，按以往经验，快递肯定会延期收到，故交单效期若在贵司银行柜台到期的话，最大限度我们所能接受的交单期限是不晚于提单签发日后21天。是什么意思？

Parcel backlog will become commonplace, according to past experience, express delivery will certainly receive an extension, friends or old single valid if your company bank counter expires, then the maximum we can accept to pay a single period is not later than 21 bills of lading issued in the futur

It will become a usual thing wrapped backlog, according to the past experience, and express delivery will certainly be delayed receipt single validity period, leaving Faina bank counters if in your division due to the greatest extent possible, we can accept single-period is not too late to be issued

Wraps the backlog to be able to become the routine matter, according to formerly experienced, express definitely could postpone receives, if the old friend single effect time expired in the expensive department bank counter the speech, maximum limit we could accept the invoice deadline was not late

Packages backlog will become common, according to past experience, express will certainly delay received single-activity period in your old friend bank counter expires, the maximum period for presentation is that we can accept no later than 21 days after the date of issue of Bill of lading.

Packages backlog will become common, according to past experience, express will certainly delay received single-activity period in your old friend bank counter expires, the maximum period for presentation is that we can accept no later than 21 days after the date of issue of Bill of lading.