纤维填料

例句：

1. 1. The fiberfiller in the paint is supposed to improve its durability.
   油漆中的纤维填料旨在提高其耐用性。
2. 2. The engineer used a fiberfiller to reinforce the concrete beams.
   工程师使用纤维填料来加固混凝土梁。
3. 3. The new product uses a special fiberfiller that reduces wear and tear.
   新产品使用了一种特殊的纤维填料，以减少磨损和损耗。