镁的

例句：

1. 1. Magnesium is anessential mineral for human health.
   镁是人体健康所必需的矿物质。
2. 2. The battery's performancedepends on the amount of magnesiumin it.
   电池的性能取决于其中镁的含量。
3. 3.The magnesium in seawater helpsto prevent corrosion.
   海水中的镁有助于防止腐蚀。