求翻译：我们跟VENDOR检查过了，当时这两个PO都只有一条line,都是7200prs的，但是在货装走了之后，国外客人又更新了PO FILE,将这两个PO分别都加了一条line,就出现了2400prs & 4800prs,然后就明显出现了OVER BOOK，Vendor刚刚联系了IT同事DAN，DAN说当时那段时间系统也在更新，也不清楚是不是我们系统自己把数据更新错了，所以通知Vendor现在先不要进去系统去更改任何东西，等到明天早上让他检查完了，再通知我们，所以明天再回复你了，请知悉，谢谢！是什么意思？

We checked with the vendor, then the two po only one line are 7200prs, but after the cargo loaded, foreign guests and update the po file these po, respectively, plus a line appeared 2400prs & 4800prs, then obviously over book vendor just contact it colleagues dan dan said then that period of tim

Are we going to do the inspections of the VENDOR at that time, the two PO has only one line, it is 7200, but the PRS in cargo, go after the foreign guests PO FILE was updated, will be the two PO each of them has a line of 2400, the PRS &4800 PRS, and then there was a noticeable OVER Vendor BOOK,

We with VENDOR check had has, then this two a PO are only a article line, are is 7200prs of, but in cargo loaded go has zhihou, abroad guests also update has PO FILE, will this two a PO respectively are plus has a article line, on appears has 2400prs&4800prs, then on obvious appears has OVER BOO