inorganic sphere

例句：

1. 1. The research on thestructure of inorganic sphereshas made great progress recently.
   最近关于无机球体结构的研究取得了很大的进展。
2. 2. The inorganic sphere is composed mainly ofsilicon dioxide and aluminum oxide.
   无机球体主要由二氧化硅和氧化铝组成。
3. 3.The inorganic sphere plays acrucial role in the formation of minerals.
   无机球体在矿物形成过程中起着至关重要的作用。