Jae metal

例句：

1. 1. This piece of metal is very heavy.
   这块金属很重。
2. 2. The metal detector can detect the location of hidden treasures.
   金属探测器可以探测到隐藏的宝藏位置。
3. 3. Metal is a good conductor of electricity.
   金属是良好的电导体。