Many people object to experimentation on embryos.
 

许多人反对用胚胎做实验。
 

2.forensic-science 法医学
 

The researchers hope that it could be used for forensic science or by biologists exploring ruins.
 

研究人员希望此技术能够运用到法医学或用于生物学家探寻遗迹。
 

3.bone-marrow 骨髓
 

Specifically, the researchers used bone-marrow-derived mononuclear cells.
 

显然，研究者是使用了从骨髓中萃取出来的单核细胞。
 

4.blood cell 血细胞
 

Iron, helps build red blood cell.
 

铁，帮助制造红血球。