lump sum
noun [ C usually singular ] uk/ˌlʌmp ˈsʌm/ us/ˌlʌmp ˈsʌm/
一次性支付的金额，一整笔款项
an amount of money that is paid in one large amount on one occasion
Her divorce settlement included a lump sum of $2 million. 她的离婚协议包括一次性补偿200万美元。
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。