light proof paper

例句：

1. 1. This light proof paper is perfect for protecting your documents from sunlight.
   这种防光纸非常适合保护你的文件免受阳光直射。
2. 2. The printer used this light proof paper to prevent ink from fading over time.
   打印机使用这种防光纸来防止墨水随着时间的推移而褪色。
3. 3. The manufacturer recommends using light proof paper when printing important documents.
   制造商建议在打印重要文档时使用防光纸。