a large supply of something that is kept to be used in the future if necessary 囤聚的物资 How large is the world's stockpile of nuclear weapons? 世界核武器储备有多大?
Extra ExamplesStockpiles of coal have reached a critically low level. 煤炭存量已经下降到一个非常低的程度。 The growing stockpile of used tyres is a worldwide problem. 废旧轮胎积存量的增加是一个世界性问题。