Dear Ms. Josephine,
We regret to inform you that we have to cancel our order No. PO0907020. This shipment was completely wetted when they arrived on May 08th, 2008, and their system could not work at all. Please understand that I already did my best to avoid this outcome.
我们很遗憾地通知你，我们必须取消订单PO0907020。这批货在 2008 年 5 月8日抵达时就已经完全湿透了，而且他们的系统完全不能运作。请你谅解，我已经尽力来避免这种结果。
Thanks in advance.