a hidden store of things such as weapons 隐藏物（如武器）；（秘密）贮存物 an arms cache 隐藏的武器
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computing 计算机 a part of a computer’s memory that stores copies of data that is often needed while a program is running. This data can be accessed very quickly. 高速缓冲存储器；高速缓存
Word Originlate 18th cent.: from French, from cacher ‘to hide’.