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....

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]...

n.射精不能，精液缺乏，无精虫，无精液...

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]...

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]...

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]...

The motivation of sperm donors varies.捐精者的动机各不相同.Squid beaks are often found in the stomachs of sperm whales.经常能在抹香鲸的胃里发现鱿鱼的嘴.The length of a sperm whale's tooth is 20 cm.长度的一抹香鲸的牙齿是20厘米....

裸子植物...

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]...

My husband had a very low sperm count.我丈夫的精子数很低。From the body, the sperm whale is smaller than the killer whale.从体形上看, 抹香鲸比虎鲸要小.The sperm whale has about thirty teeth in its lower jaw.在抹香鲸的下颚上大约有30颗牙齿.Only one sperm fert...

n.非接合子，无配合子...

aspermatogenesis的音标：aspermatogenesis的英式发音音标为：[æspə'mətədʒi:nəsɪs]aspermatogenesis的美式发音音标为：[æspə'mətədʒinəsɪs]...

n.外种皮...

n.精子，精液，鲸蜡油...

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]...

adj.裸子植物的...

chromospermism的音标：chromospermism的英式发音音标为：[k'rəʊməspəmɪzəm]chromospermism的美式发音音标为：[k'roʊməspəmɪzəm]...

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....

n.胚乳...

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]...

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]...

精子生成缺乏症...

被子植物门...

无精的...

Lithospermum的音标：Lithospermum的英式发音音标为：[lɪθəʊ'spɜ:məm]Lithospermum的美式发音音标为：[lɪθoʊ'spɜməm]...

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....