The country has a large surplus of wheat.

那个国家有很多剩馀的小麦。

The bank keeps a large surplus of money in reserve.

这家银行有大量的剩余资金储备.

The large surplus “just developed. It wasn’t planned, ” the commission’s executive director said later.

该委员会的执行主席随后说，巨大的盈余 “仅仅刚刚开发，这是没有计划过的”。