[] a pile of sth, usually neatly arranged堆；垛◆She keeps neat stacks of fashion magazines on her desk.她的桌上整齐地摆放着几摞时装杂志。 () () a large number or amount of sth; a lot of sth大量◆I lost a whole stack of files when my PC crashed.我的个人电脑死机后丢失了大量档案。◆I've got stacks of work to do.我有很多工作要做。 () a way of storing information in a computer in which the most recently stored item is the first to be retrieved (= found or got back)堆栈