pointed rivet head

例句：

1. 1. Theconstruction worker used a pointed rivetto secure the wooden beams together.
   建筑工人使用尖头铆钉将木梁连接在一起。
2. 2. The carpenter carefully markedthe pointed rivet head before hammering it into place.
   木匠在敲打之前小心地标记了尖头铆钉头。
3. 3.The engineer designed the pointed rivethead to provide extra strength and durability.
   工程师设计了尖头铆钉头，以提供额外的强度和耐用性。