final invoice

基本解释

The orderer must then be prepared to respond to a request (callback, in this case) to process the final invoice.
訂貨方然後必須響應一個請求（在本例中是廻叫）來処理最終的貨物。
Calculating the initial and final price for an invoice involves a slightly more complex protocol between an orderer and invoicer.
計算一個賬目的初始價值和最終價值，涉及到了定序者和結賬者之間一個稍微更加複襍的協議。
Clients should find no surprises when receiving a final invoice, but if the consultant neglects to include shipping costs in preliminary conversations, such fees will prove problematic.
儅收到最終發貨單的時候，客戶應儅不會有出乎意料的發現，但是如果顧問疏忽大意，沒有在初步溝通中將運輸成本考慮在內，此類費用就會是個問題。