已收到

I have had four acceptances and one regret.

我已收了四张应邀帖和一张辞谢帖。

A signed invoice presumes receipt of the shipment.

经过签收发货单表示运去货物已收。

I've got your catalogue—would you like me to send it on?.

我已收——要我将它转寄出去？。

Your letter is duly to hand.

来信已及时收。