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Helianthus annuus的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
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annual sunflower grown for silage and for its seeds which are a source of oil; common throughout United States and much of North America
Helianthus annuus的用法和样例：
例句
- Is helianthus a medicinal material?
向日葵是药材吗？ - Study on Extraction Technology of Yellow Pigment from the Petal of Helianthus annuus L.
向日葵花瓣黄色素提取工艺研究。
