pyrethrum

英 [paɪ'riːθrəm] 美 [paɪ'riːθrəm]

• n. 除虫菊

pyrethrum的英文翻译是什么意思，词典释义与在线翻译：

英英释义

Noun:

1. made of dried flower heads of pyrethrum plants

2. white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum

3. spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers; source of an insecticide; sometimes placed in genus Chrysanthemum

4. used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum

pyrethrum的用法和样例：

例句

用作名词 (n.)

1. This article draws up the pyrethrum ester insecticide.
   本品是拟除虫菊酯类杀虫剂。

词汇搭配

• pyrethrum extract 除虫菊萃
• pyrethrum powder 除虫菊粉
• pyrethrum flowers [化] 除虫菊花...

pyrethrum的相关资料：

近反义词

【近义词】

• Chrysanthemum coccineum [医] 红花除虫菊...