tetartosymmetry

例句：

1. 1. The molecule has a tetrahedral symmetry that allows it to form stable structures.
   这个分子具有四面体对称性，这使得它能够形成稳定的结构。
2. 2. The crystal structure of the mineral is tetrahedral, which explains its stability and hardness.
   这种矿物的晶体结构是四面体的，这解释了它的稳定性和硬度。
3. 3. In biology, tetrad symmetry refers to the arrangement of chromosomes in a cell, with each pair of chromosomes being arranged in a tetrahedral pattern.
   在生物学中，四分对称指的是细胞中染色体的排列方式，每对染色体都以四面体的方式排列。