柯林斯词典filter paper 1. N a porous paper used for filtering liquids 滤纸 返回 filter paper剑桥词典[ 不可数或单数名词：没有复数形式的名词 ] thin paper that allows only liquid to flow through 滤纸 [ 可数名词：有复数形式的名词 ] UK a paper cone that allows only water through and is used to make filter coffee （滴滤式咖啡）滤纸 返回 filter paper