paper stack

• 纸叠； 纸堆

paper stack的用法和样例：

例句

1. Large voids are found surrounding stacks of paper.
   在纸堆周围会存在很多大的空间。
2. In a document copying machine or duplicator,a device that separates by friction successive sheets of paper from the paper stack and feeds them into the machine.
   在文件复制机或复印机中，通过摩擦把堆叠的纸张从纸堆分开并馈入机器的一种装置。