cotyledon
英 [,kɒtɪ'liːd(ə)n]***美 [,kɑtl'idən]
中文词源
- cotyledon (n.)
- from 1540s, in various sense, from Latin cotyledon "pennywort, navelwort," from Greek kotyledon "cup-shaped cavity," from kotyle "hollow thing, small vessel," also the name of a small liquid measure (nearly a half-pint); which is of uncertain origin. Botanical sense is 1776, from Linnaeus (1751).
双语例句
- 1. Fructification includes peel, seed coat, cotyledon and embryo 4 parts.
- 果实包括果皮.种皮.子叶和胚四部分.
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- 2. Its cotyledon node zone is telome elongation type.
- 结果表明:向日葵幼苗的子叶节区类型为顶枝伸长型.
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- 3. Among cotyledon , petiole of cotyledon, hypocotyl, and radicle, hypocotyl has the most responsive explants to 2, 4 - D .
- 在子叶 、 叶柄 、 胚轴以及胚根四者当中, 下胚轴对2, 4-D 的反应状况最好.
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- 4. High Effective System Establishment of Regeneration in Vitro from Cotyledon Nodes of Cucumis melo L.
- 与甜瓜子叶节培养高效再生体系建立>>相似的文献.
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- 5. Research on the Callus Culture Induction and the Secondary Culture from Cotyledon of Cuminum cyminum L.
- 与孜然芹子叶愈伤组织诱导及继代培养研究>>相似的文献.
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