“pregnancy recognition in animals”的概念、定义、翻译、参考文献-科学参考

单词	pregnancy recognition in animals
释义	pregnancy recognition in animals Encyclopedia 农学兽医产科学释 pregnancy recognition in animals动物妊娠识别动物的胚胎及其附属结构（孕体）发出信号传递并作用于母体，母体随即产生反应识别孕体并阻止黄体退化，使其继续维持并分泌孕激素，从而确保妊娠，并维持妊娠的生理机制。
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