salt brick

例句：

1. 1. The salt bricks were used to make the soup.
   这些盐砖被用来做汤。
2. 2. Salt bricks are often used as a decorative element in gardens.
   盐砖常被用作花园的装饰元素。
3. 3. The salt bricks were placed on top of the stove to keep it warm.
   将盐砖放在炉子上以保持其温暖。