secondary chemicals

• 次生代谢物

secondary chemicals的用法和样例：

例句

1. Glucosinolates are important secondary metabolites found mainly in cruciferae plants.
   硫代葡萄糖苷是十字花科植物中重要的次生代谢物。
2. A majority of plant families rely on secondary plant metabolites for protection from polyphagous insects.
   大部分植物依赖次生代谢物来防御植食性昆虫。