surface filler

例句：

1. 1. The engineer useda surface filler to repair the crackin the concrete.
   工程师使用一种表面填充物来修复混凝土中的裂缝。
2. 2. The paintjob on the wall was a surface filler that had been applied with a brush.
   墙上的油漆工作是用刷子涂抹的表面填充物。
3. 3. The company uses a surfacefiller to protect the wood from moistureand decay.
   该公司使用一种表面填充物来保护木材免受水分和腐烂的影响。