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单词 spermatozoon
释义 DEFINITIVE EXAMPLES 权威例句〔acrosome〕A caplike structure at the anterior end of a spermatozoon that produces enzymes aiding in egg penetration.精子头粒蛋白:一种在精子内前端的帽状结构,可产生帮助穿透卵子的酶美国传统〔micropyle〕Zoology A pore in the membrane covering the ovum of some animals through which a spermatozoon can enter.【动物学】 卵膜孔:一些动物卵细胞覆盖膜上的小孔,精子可由此进入美国传统〔spermiogenesis〕Transformation of a spermatid into a spermatozoon.精子产生:由精细胞到精子的转变美国传统〔sperm〕A male gamete or reproductive cell; a spermatozoon.精子:男性配子或生殖细胞;精子美国传统〔zooid〕An organic cell or organized body that has independent movement within a living organism, especially a motile gamete such as a spermatozoon.游动孢子:在有机体内可以独立运动的生物细胞或有组织结构的肢体,特别指能动的配子,例如精子美国传统
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