Payments to the contractors, each of which probably requires its own transaction in the accounts, call for a certification of work completed and the payment made.

付款给承包方需要已完成工作和已付款的确认证明，每个承包方都需要在会计账务中反映自己的交易。

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For example, suppose your process involves shipping orders after payment is received and an activity to accept payment from a customer has completed successfully.

例如，假设在收到付款或从接受客户付款的活动成功完成之后，您的流程涉及发送订单。

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Finally, take workers on for a trial period and agree payment terms before you start, making clear you will pay once the work has been completed.

最后，请雇员来开始试用期工作，并在达成付款条款之后才开始，表明你将在工作完成之后支付报酬。

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"The transfer of Younes Kaboul was completed and Portsmouth pressed for an immediate payment in order to alleviate their cashflow situation, " said the Tottenham statement.

BBC: Tottenham stand by ?1m demand to Portsmouth for Begovic