树胶质

例句：

1. 1. The tree's bark contains a lot of resin that can be used for making glue.
   这棵树的树皮含有大量的树脂，可以用来制作胶水。
2. 2. The ancient Chinese used to make their own gum from trees.
   古代中国人曾经用树木来制作自己的胶。
3. 3. The gummy texture of the candy is what makes it so addictive.
   这种糖果的黏稠质地是它如此上瘾的原因。