insemination fertilization spermatozoa siphonogamy be fertilized
the development of in vitro fertilization
体外受精的研究发展
—— 给力词典精选The sex of the embryo is predetermined at fertilization.
胚胎的性别早在受精时就决定了。
—— 给力词典精选The medical professional bodies reply that development from fertilisation onwards is a continuum.
专业医疗机构答复说受精以后的发育是连续的。
—— 柯林斯例句They damage female strobili during the interval between pollination and fertilization.
在传粉与受精的间隔期间,他们毁坏了雌球花。
—— 辞典例句The flower structure in one tree was different, enforcing cleistogamy.
同一株树上的花结构不同, 因而闭花受精是强制实现的。
—— 辞典例句