Copper dust and mist

• 铜粉末和薄雾

Copper dust and mist的用法和样例：

例句

1. The specially designed controllers are proof against splashed water to reduce the harm from moisture and mist, lengthen fixtures lifespan.
   特别设计的控制器都证明对溅到水，以减少损害的水分和薄雾，延长设备使用寿命。