paperweight

详细解释:n. 镇纸, 压纸物, 压纸器

英语解释：

名词 paperweight:

a weight used to hold down a stack of papers

详细解释：

pa.per.weight

n.（名词）
A small, heavy, often decorative object that is placed on loose papers to hold them down.
镇纸，纸压：一种常装饰性地放在散纸上把纸页压平的小而重的物体