“卷柏”造句

目的研究旱生卷柏的化学成分.
Object To study the chemical constituents of whole plant of Selaginella stauntoniana Spring.

目的: 研究黄酮类化合物在11种卷柏属药用植物中的分布.
Objective : To study the distribution of flavonoids among the plants for medicinal use Selaginella.