tetraether

例句：

1. 1.The tetraether complex is a key component in the synthesis of many drugs.
   四元螯合物是合成许多药物的关键成分。
2. 2.The tetraether structure is a common feature in biological molecules.
   四元螯合结构是生物分子的常见特征。
3. 3.The tetraether group is responsible for the stability of the compound.
   四元螯合基团负责化合物的稳定性。