你是否担心我们不履行合同或者拒不付款？

We both want to sign a contract, and we have to make some concessions to do it.

我们都想签合同，因此双方都要做些让步。

Our current contract is about to expire, and we'll need to discuss a new one.

我们现有合同快要期满了，需要再谈一个新合同。

We ought to clear up problems arising from the old contract.

我们应该清理一下老合同中出现的问题。

Do you always make out a contract for every deal?

每笔交易都需要订一份合同吗音频听译？

These are two originals of the contract we prepared.

这是我们准备好的两份合同正本。

We enclose our sales contract No.45 in duplicate.

附上我们第45号销售合同一式两份。

May I refer you to the contract stipulation about packing （or shipping）?

请您看看合同中有关包装（装运）的规定。教师节送给您的问候