积存的英文：
stockpile; store up

参考例句：

Accumulation of radioactive waste
放射性废料积存

There is banked up a great mass of purchasing power
积存了大量的购买力。

The water tanks is used to collect rainwater from the house roof.
那个水箱是用来积存屋顶雨水的。

stockpile是什么意思：
n. 库存；囤积；积蓄
v. 贮存，储备

Get a hustle on to stockpile these essential material.
赶快把这些重要材料贮放起来。

They appealed for the destruction of all nuclear stockpiles.
他们呼吁销毁一切核武器储存。

People are stockpiling food for the coming winter.
人们正在为即将到来的冬天贮备大量食物。

Adding to societal changes today is an enormous stockpile of information.
当今社会变化的又一方面是社会中存在着巨大的信息储量。

It also stockpiled food to give relief in times of famine
政府还准备储备物资以防灾荒。

store是什么意思：
n. 商店，贮藏，仓库，备用品
v. 储存，贮藏，供给
adj. 贮藏的

It has bedded into the deepest crevices of the store.
它已钻进了店里最隐避的隙缝。

The store is shortly staffed.
商店人手不足。

You buy it in a jar at the grocery store.
你可以在杂货店一罐一罐地买。

The secret store is headquartered abroad.
这家黑店的总部设在国外。

This store sells pet food.
这商店出售宠物食品。