名词复数：pyrethrums
- 基本释义
- 行业释义
- 更多资料
n.
- 1. 除虫菊,除虫菊杀虫剂
网络例句
以下结果来自互联网
- made of dried flower heads of pyrethrum plants.
用除虫菊植物的干花头制成。 - A small Mediterranean plant(Anacyclus pyrethrum) containing a volatile oil once used for the relief of toothache and facial neuralgia.
欧蓍草一种地中海地区的外形较小的（紫菀科南欧派利吞草）植物，含有一种曾用于减缓牙痛或面部神经痛的易挥发的油 - white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum.
生长于巴尔干半岛的除虫菊，它羽状的叶子下面是白色的且有丝质的绒毛；可制杀虫剂；有时归为菊类。