oilpaper

详细解释:n. 油纸, 桐油纸

英语解释：

名词 oilpaper:

paper that has been made translucent and waterproof by soaking in oil

详细解释：

oil.pa.per

n.（名词）
Paper that is soaked in oil to make it transparent and water-resistant.
油纸：用油浸过从而透明且防水的纸