cambium insect

例句：

1. 1.This species is a keystone insect that plays a vital role in the ecosystem.
   这种物种是关键种昆虫，在生态系统中扮演着至关重要的角色。
2. 2.The cambium insect was responsible for pollinating the flowers, which in turn helped to reproduce the plant.
   木髓虫负责为花朵授粉，这反过来又帮助植物繁殖。
3. 3. The discovery of this insect has sparked interest in studying its behavior and ecology.
   这种昆虫的发现激发了人们研究其行为和生态的兴趣。