guatta-percha

例句：

1. 1. The carpenter used guatta-percha to fasten the wooden planks together.
   木匠用橡胶将木板固定在一起。
2. 2. The glue holds the pieces of wood together perfectly.
   这种胶水把木头的碎片粘合得非常完美。
3. 3. The adhesive was strong enough to hold the heavy books together.
   这种粘合剂足够强，可以牢牢地将厚重的书粘合在一起。