pyrethrum
n.
除蟲菊
英語翻譯 Noun:
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made of dried flower heads of pyrethrum plants
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white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum
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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
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used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum
造句
用作名詞(n.)
- This article draws up the pyrethrum ester insecticide.
本品是擬除蟲菊酯類殺蟲劑。
常用短語
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pyrethrum extract
除蟲菊萃
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pyrethrum powder
除蟲菊粉
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pyrethrum flowers
[化] 除蟲菊花...
近義反義詞 【近義詞】
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Chrysanthemum coccineum
[醫] 紅花除蟲菊...
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