交期不确定英文

Delivery Date应该是正确的

If it isn't confirmed ,the delivery may be put back.

如果再不确认，恐怕交期得推迟了.Ifyoudon'tconfirm,I'mafraiddeliverydatemustbedelayed.

If you still don't confirm with me, I'm afraid that the consignment may be delayed.It may cause a delay of consignment without your confirmation.

date of delivery

直译：if you still don't confirm, the delivery has to be delayed.客气一点儿：Would you please confirm as soon as possible? Otherwise the delivery will be delayed.

一件货物： a piece of goods几件货物： a few pieces of goods