inner complex salt

例句：

1. 1. The mineral composition ofinner complex salt is very important for theformation of minerals.
   内层复杂盐的矿物组成对于矿物质的形成非常重要。
2. 2. The inner complexsalt was used as a preservativein ancient times.
   内层复杂盐在古代被用作防腐剂。
3. 3. The inner complex salt hasbeen studied extensively in recent years.
   近年来，内层复杂盐的研究非常广泛。