polygonal patch

例句：

1. 1.The carpenter used a polygonal patch to repair the roof.
   木匠用一个多边形补丁来修补屋顶。
2. 2. The engineer designed a polygonal patch that could withstand high winds.
   工程师设计了一个能承受大风的多边形补丁。
3. 3. The painter applied a polygonal patch to the wall to protect it from water damage.
   画家在墙上涂了一个多边形补丁以保护它免受水损。