chorionic epithelium

例句：

1. 1. The chorionic epithelium is crucial for the development of the fetus.
   绒毛膜上皮对胎儿的发展至关重要。
2. 2.The study of chorionic epithelium has led to new insights into human embryology.
   研究绒毛膜上皮学为人类胚胎学带来了新的洞见。
3. 3.During pregnancy, the chorionic epithelium undergoes significant changes in response to the developing fetus.
   怀孕期间，绒毛膜上皮会因发育中的胎儿而发生显著变化。