名词
中文翻译：卵裂
同义词：
['ovulation', 'blastocyst', 'fertilization']
例句：
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1.During the first few days of pregnancy, a woman's uterus undergoes yolk cleavage, which is crucial for the development of the fetus.
怀孕初期的几天，女性的子宫会经历卵裂，这对胎儿的发展至关重要。
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2. In the process of embryonic development, the yolk cleavage stage is when the eggis fertilized and the embryo begins to form.
在胚胎发育过程中，卵裂阶段是当卵子受精并开始形成胚胎的时候。
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3. The yolk cleavage stage is also known as the blastocyst stage, during which the embryo is fully formed and ready to implant in the uterus.
卵裂阶段也被称为胚囊阶段，这是胚胎完全形成并准备植入子宫的时候。