For business. I came to negotiate a contract.
公事，是来谈合同的。
Since our contract is near its term we must negotiate a new one.
由于我们的合同快到期了，我们必须谈判新的合约。
Since our contract is getting near its term, we must negotiate a new one.
因为我们的合同马上要到期，我们得商谈签订一个新合同。
Since our contract is getting near its term, we must negotiate a new one.
因为我们的合同马上要到期，我们得商谈签订一个新合同。
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