pregenital sclerite

例句：

1. 1.The researchers found that the pregenital growth of the fetus was significantly different from that of the newborn.
   研究人员发现胎儿的预生生长与新生儿的生长显著不同。
2. 2.The pregenital development of the fetus is crucial for its survival and health.
   胎儿的预生发展对其生存和健康至关重要。
3. 3. Pregenital screening can help identify potential problems before they become serious.
   预生筛查可以帮助在问题变得严重之前识别潜在问题。