英语语法分析

Molting in insects is triggered by rising levels of a hormone called ecdysone.

昆虫的脱皮是由于称为脱皮素激素的含量升高而引起的。

In insects, cholesterol is not only one of the main components of cell membranes, but also a precursor of ecdysone biosynthesis.

在昆虫中，胆固醇不仅是细胞膜的重要成分之一，也是昆虫蜕皮激素生物合成的前体。

Yichongjing is a novel insecticide, it is highly specific to lepidopterous insects and ACTS as a safe and selective ecdysone agonist.

抑虫肼是一种新颖昆虫蜕皮加速剂。它对鳞翅目害虫高度有效，是一种既安全又有选择性的蜕皮激素杀虫剂。