英语语法分析

Germacrane type sesquiterpenoids are the most abundant among all the sesquiterpenoid skeletons.

烷型倍半萜是众多倍半萜结构骨架类型中最为丰富的一种。

The results showed that the major components were sesquiterpenoid and terpenol of the volatile oils.

结果表明：轮叶蒲桃叶片挥发油主要为萜烯与萜烯醇类化合物。