名词
中文翻译：多胚层原始体
同义词：
['multiple germ layer primordium例句：1. The polypidian primordium is a crucial stage in the development of multicellular organisms.（多胚层原始体是多细胞生物发育过程中的一个关键阶段。）']
例句：
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1. The polypidian primordium is a crucial stage in the development of multicellular organisms.
多胚层原始体是多细胞生物发育过程中的一个关键阶段。
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2. During this stage, the cells are still developing and will eventually differentiate into various tissues.
在这一阶段，细胞仍在发育，最终将分化成各种组织。
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3. The understanding of the polypidian primordium is essential for studying the developmental biology of multicellular organisms.
了解多胚层原始体对于研究多细胞生物的发育生物学至关重要。