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1. The development of the gastrula stage is crucial for the growth and survival of the embryo.
胚囊期的发展对于胚胎的生长和存活至关重要。
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2. During the gastrula stage, the embryo undergoes a series of changes that prepare it for further development.
在胚囊期，胚胎经历一系列变化，为进一步发育做准备。
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3. Researchers have been studying the gastrula stage to better understand how cells divide and formtissues during early development.
研究人员一直在研究胚囊期，以更好地理解细胞如何分裂形成组织，从而了解早期发育过程。