Dear Mr. Bloom,

亲爱的布鲁姆先生：

I am sorry that we can't accept your request for delay in delivery. We are in urgent need of these building materials, or we can't complete the task. If you can't deliver them on time, we shall have to cancel the order.

很抱歉，我们无法接受你们要求交货延迟的请求。我们急需这批建筑材料，否则，我们无法完工。如果你们不能按时交货，我们只好取消订单了。

Thank you for your understanding.

谢谢您的理解。

Yours sincerely,

Paul Walker

敬请谅解。

保罗 • 沃克 谨上