zircal

例句：

1. 1. 锌
   Zinc
2. 1.Zinc is an essential mineral for human health.
   锌是人类健康所必需的矿物质。
3. 2. The zinc alloy was used in the construction of bridges.
   这种锌合金被用于桥梁的建设。
4. 3. The zinc battery powers many electronic devices.
   这种锌电池为许多电子设备提供动力。