无精，精液缺乏，无精液...

adj.无种子的...

In peas there is an initial deposition of materials in the endosperm following anthesis.豌豆中紧随开花期之后胚乳开始有物质积累.Heat - denatured wheat endosperm prevented the growth of an embryo implanted on it.热变性的小麦胚乳能阻止移植在其上的胚的生长.The nuc...

gymnosperm的音标：gymnosperm的英式发音音标为：['dʒɪmnəspɜ:m]gymnosperm的美式发音音标为：['dʒɪmnəˌspɜm]...

精子着色...

The life cycle of maize is that of a typical angiosperm.玉米的生活史是被子植物中比较典型的.Other angiosperm cultures based on totipotent cells could be adapted to similar ends.其它用全能细胞的被子植物培养能够适合于类似的目的.Most angiosperm ovules possess two i...

Gymnosperm A general term for any seed plant except the angiosperms, characterized by bearing naked seeds.裸子植物:被子植物以外的种子植物统称裸子植物, 以种子裸露为特征....

精子形成障碍，生精障碍...

endosperm的音标：endosperm的英式发音音标为：['endəʊspɜ:m]endosperm的美式发音音标为：['endoʊspɜrm]...

adj.裸子植物的...

Objective : To investigate the effect of transrectal heat rotating field in the treatment of obstinate hemospermia.目的: 探讨经直肠热旋磁按摩治疗顽固性血精症的有效性....

无精的...

antispermotoxin的音标：antispermotoxin的英式发音音标为：[æntɪspɜ:məʊ'tɒksɪn]antispermotoxin的美式发音音标为：[æntɪspɜmoʊ'tɒksɪn]...

n.裸子植物...

antispermagglutinin的音标：antispermagglutinin的英式发音音标为：[æntɪspəmæɡlu:'tɪnɪn]antispermagglutinin的美式发音音标为：[æntɪspəmæɡlu'tɪnɪn]...

n.抹香鲸...

防已科...

gymnospermous的音标：gymnospermous的英式发音音标为：[dʒɪmnə'spɜ:məs]gymnospermous的美式发音音标为：[dʒɪmnə'spɜməs]...

被子植物门...

aspidospermine的音标：aspidospermine的英式发音音标为：[æspɪ'dɒspəmaɪn]aspidospermine的美式发音音标为：[æspɪ'dɒspəmaɪn]...

aspermatic的音标：aspermatic的英式发音音标为：[æspə'mətɪk]aspermatic的美式发音音标为：[æspə'mətɪk]...

n.外种皮...

azygosperm的音标：azygosperm的英式发音音标为：[eɪzaɪ'ɡɒspəm]azygosperm的美式发音音标为：[eɪzaɪ'ɡɒspəm]...

isospermotoxin的音标：isospermotoxin的英式发音音标为：[aɪsɒspəməʊ'tɒksɪn]isospermotoxin的美式发音音标为：[aɪsɒspəmoʊ'tɒksɪn]...

The shikonin and its derivatives is produced by suspension cultured Lithospermum erythrorhizon cells in M 9 medium.紫草是一种重要的中草药材,其培养细胞在M9培养基中可以大量生产主要的药物成分紫草宁....

Objective: To study the resoures of medicinal plants Menispermaceae in Anhui Province.摘要目的: 掌握安徽省防己科药用植物资源状况.Conclusion: Provide scientific reference for further study and exploitation on Menispermaceae plants.结论: 为进一步合理...

agamospermy的音标：agamospermy的英式发音音标为：['ægəməʊspɜ:mɪ]agamospermy的美式发音音标为：[eɪ'gæməˌspɜmɪ]...

The life cycle of maize is that of a typical angiosperm.玉米的生活史是被子植物中比较典型的.Funicle ( funiculus ) The stalk attaching the ovule ( later the seed ) to the placenta angiosperm ovaries.中连接胚珠 ( 之后的种子 ) 和胎座的柄.Funicle ( funiculu...

n.紫草...

mesosperm的音标：mesosperm的英式发音音标为：['meɪsəspəm]mesosperm的美式发音音标为：['meɪsəspəm]...