英语语法分析

The discovery and study of apetalous sterility mutant in Brassica napus l.

甘蓝型油菜无花瓣品系雄蕊雌化不育系的发现和遗传研究。

Any of various plants of the genus Thalictrum, having compound leaves and clusters of small white, yellowish, or purplish apetalous flowers.

一种唐松草属植物，长有复合叶片，开串串白色、微黄色或微紫色的无瓣小花。

A perennial plant of the genus Sanguisorba, having pinnately compound leaves and apetalous flowers. The young leaves are sometimes added to salads as a garnish.

地榆，美洲地榆一种地榆属多年生植物，有羽状复叶和无花瓣的花。其嫩叶有时加在沙拉中作装饰和配料。