matrix of bacterial plague

例句：

1. 1. The matrix of a protein is made up of amino acids.
   蛋白质的矩阵由氨基酸组成。
2. 2. The network of roads in the city has a complex matrix.
   城市中的道路网络具有复杂的网格结构。
3. 3.The lattice structure of the crystals is fascinating to study.
   晶体的晶格结构令人着迷，值得研究。