1. A month afterwards, at the Stanford University Medical Center in California, Dr. Norman Shumway carried out a third.
    一个月后，在加利福尼亚州斯坦福大学医学中心，诺曼·萨姆威医生做了另一例心脏移植手术，

2. It was Norman Shumway, who taught Christiaan Barnard his transplant techniques, after spending 20 years experimenting on animals.
    他就是在动物身上做了二十年的试验，后来向克里斯蒂安·巴纳德传授心脏移植技术的诺曼·萨姆威。