metallic short circuit

例句：

1. 1. The electrical short circuit caused thepower supply to fail.
   电气短路导致电源故障。
2. 2.During the construction of the new bridge,a metal-to-metal shortcircuit was detected.
   在建造新桥的过程中，检测到了金属对金属短路。
3. 3. The engineers were able to identify the cause ofthe metal-to-metal shortcircuit and fix it immediately.
   工程师们能够确定金属对金属短路的原因并立即修复。