ectomorphic type

例句：

1. 1.The study of the ectomorphic type is crucial for understanding the development of the nervous system.
   研究外胚层类型对于理解神经系统的发展至关重要。
2. 2. The ectomorphic type has been found to be associated with certain genetic disorders.
   研究发现，外胚层类型与某些遗传性疾病有关。
3. 3.In this study, we focused on the ectomorphic type of cells that are responsible for wound healing.
   在本研究中，我们专注于负责伤口愈合的细胞的外胚层类型。