stockpile
noun [ C ] uk/ˈstɒk.paɪl/ us/ˈstɑːk.paɪl/
储备物;囤积物
a large amount of food, goods, or weapons that are kept ready for future use
They have a stockpile of weapons and ammunition that will last several months. 他们的武器和弹药储备足够支撑好几个月。
stockpile
verb [ T ] uk/ˈstɒk.paɪl/ us/ˈstɑːk.paɪl/
（大量）储备，贮存;囤积
to store a large supply of something for future use
The rebels have been stockpiling weapons. 叛乱分子一直在储备武器。