a sum of money

基本解释

He is saving a sum of money to buy a home for his family.
他正积蓄一笔钱以便买一幢住宅供全家居住。
Economists were long puzzled, for example, by the routine outcome of a game in which one player divides a sum of money between himself and a competitor, who then decides whether the shares are fair.
举个例子，经济学家们被一个游戏的常见的结果所困扰，在此游戏中，一个游戏者在他与另一位玩者之间分一笔钱，然后他决定每一份是否公正。
In it, two players (who do not actually meet) are given a sum of money. One of them then divides the money and gives whatever fraction he chooses to the other.
有一个游戏叫“分派者”：把一笔钱给素未谋面的两个人，指定一个人，让他随便划出一部分给另一个玩家。

If so vast a sum of money is to be spent, they argue, it should only be done in the framework of a deal that will address the long-term imbalances.
ECONOMIST: America's stimulus plan
Last year, the state passed a financing plan for the public schools under which each pupil is assigned a sum of money, weighted according to where they live and whether they have special needs.
ECONOMIST: Sorting out school choice