complex crystal

例句：

1. 1. The structure of this complex crystal is fascinating.
   这种复杂晶体的结构非常迷人。
2. 2.The study of crystallography has led to many breakthroughs in materials science.
   晶体学的研究在材料科学领域取得了许多突破。
3. 3. The complexity of the crystal structure makes it difficult to predict its properties.
   晶体结构的复杂性使得预测其性质变得困难。