fire-resistant wire

例句：

1. 1. The new building is equipped with fire-resistant wire to prevent fire from spreading.
   这座新建筑配备了防火线，以防止火势蔓延。
2. 2. Firefighters used fire-resistant wire to cut through the thick smoke and rescue people trapped in the building.
   消防员使用防火线穿过浓烟，从建筑物中救出了被困的人。
3. 3. The company has invested heavily in developing fire-resistant wire technology for its products.
   该公司大量投资于开发其产品的防火线技术。