solanin

例句：

1. 1. The ancient Chinese used solanin to make paper and ink.
   古代中国人用松脂制作纸张和墨水。
2. 2. Solaninum is a chemical compound that has many uses in the pharmaceutical industry.
   松脂是一种在制药工业中有广泛应用的化学化合物。
3. 3. Solaninum can be extracted from pine trees, which are abundant in this region.
   松脂可以从该地区丰富的松树中提取出来。