human embryo lung

例句：

1. 1. The study of human embryonic lung is crucial for understanding the development of the respiratory system.
   研究人类胚胎肺对于理解呼吸系统的发展至关重要。
2. 2.In the early stages of pregnancy, the human embryonic lung begins to develop.
   在怀孕的早期阶段，人类胚胎肺开始发育。
3. 3.The human embryonic lung is a critical organ that plays a vital role in the growth and development of the fetus.
   人类胚胎肺是一个关键的器官，它在胎儿的生长和发育中起着至关重要的作用。