chemicogenesis

例句：

1. 1. The study of chemistry is a fundamental discipline in the field of science.
   化学研究是科学领域的基础学科。
2. 2.The chemical reaction between hydrogen and oxygen produces water.
   氢和氧之间的化学反应产生水。
3. 3. Chemicides are substances that can cause harm to living organisms when they come intocontact with them.
   化学物质是指当它们与生物体接触时可能对生物体造成伤害的物质。