compound body

例句：

1. 1. The study of the chemical composition of compounds is essential for understanding their properties and behaviors.
   研究化合物的化学组成对于理解其性质和行为至关重要。
2. 2.The discovery of a new compound has sparked excitement among scientists.
   发现一种新的化合物引起了科学家的兴奋。
3. 3. The compound body is composed of multiple layers, each with its own unique functions.
   复合体由多层构成，每层都有其独特的功能。