1.Change of order 改订单
A： How do you process a change of order？
B： You'd better look at the contract and make sure the order is changeable.
A：更改订单的程序是怎样的？
B：你最好看看合同，确认订单是可以更改的。
2.Cost and benefit analysis 成本和收益分析
A： Do you know how to do a cost and benefit analysis？
B： A little. Colin is an expert. Ask him.
：你知道怎么做成本和收益分析吗？
B：知道一点，柯林是这方面的专家，去问他。
3.Destination charge 发运费
A： How much do we pay for destination charge？
B： $300 per car.
A：我们付多少发运费？
B：每辆车300美元。
4.Operation tax 营业税
A： Do we have to pay operation tax？
B： Yes， we do. It is ten percent.
A：我们要付营业税吗？
B：是的，10%.
5.Estimated costs 预估成本
A： What are the estimated costs for this program？
B： About forty million dollars.
A：这个项目的预估成本是多少？
B：大约是四千万美元。