bare conductor

例句：

1. 1.The bare conductor is exposed to the elements, which can cause corrosion over time.
   裸露的导体暴露在元素中，这可能会导致腐蚀。
2. 2.In a power system, the bare conductor should be insulated to prevent short circuits.
   在电力系统中，裸露的导体应该被绝缘以防止短路。
3. 3.The bare conductor was stripped from the wire and replaced with a new one.
   裸露的导体从电线上剥下来并更换了新的。