physiological resin

例句：

1. 1.The chemical composition of physiological resin is complex and difficult to analyze.
   生理树脂的化学成分复杂且难以分析。
2. 2. The ancient Chinese used physiological resin to preserve their cultural heritage.
   古代中国人使用生理树脂来保存他们的文化遗产。
3. 3.The physiology of the plant was studied using physiological resin as a medium.
   通过生理树脂作为介质研究了植物的生理学。