electric metallic tubing

例句：

1. 1.The new car has an electric engine.
   这款新车有一个电动引擎。
2. 2. Electricity is a fundamental aspect of modern life.
   电力是现代生活的基本方面。
3. 3. The battery in the flashlight is electric.
   这个手电筒里的电池是电的。
4. 1. The jewelry is made of gold and silver, which are both metallic.
   这件珠宝是由金和银制成的，都是金属制的。
5. 2. The steel beams are used to support the roof.
   钢梁用来支撑屋顶。
6. 3. Metallic objects conduct electricity well.
   金属制物体导电性能良好。