grass-hopper fuse

例句：

1. 1. The grass-hopper fuse is a crucial component in the process of smelting iron ore.
   草食动物的熔炉是冶炼铁矿石过程中的一个关键部件。
2. 2. The grass-hopper fuse has been used for thousands of years to refine metals.
   草食动物的熔炉几千年来一直用于提炼金属。
3. 3. The grass-hopper fuse is designed to quickly melt down the raw materials and produce high-quality metal products.
   草食动物的熔炉被设计成快速融化原材料并生产高质量的金属产品。