salt well

例句：

1. 1.The salt well is located in the desert.
   这个盐井位于沙漠中。
2. 2. The salt well was discovered by a local tribe.
   这个盐井是由当地部落发现的。
3. 3. The salt well is used for extracting salt from seawater.
   这个盐井用于从海水中提取盐。