PET scan

剑桥词典

abbreviation for positron emission tomography scan : a medical test that can produce an image of the brain or of another part of a person's body
正电子发射计算机断层摄片（positron emission tomography scan的缩写）
The researchers carried out a PET scan to monitor his brain activity . 研究人员采用正电子计算机断层摄片来监看他的大脑活动。 返回 PET scan