lump sum payment

例句：

1. 1. The company will make a lump sum payment for the project.
   公司将一次性支付该项目的费用。
2. 2. The lump sum payment was due to be made by the end of the month.
   这笔总金额支付将在月底前完成。
3. 3. The lump sum payment covers all the expenses for the trip.
   这笔总金额支付涵盖了这次旅行的所有费用。