barr body

基本解释

Britain's Heathrow and Manchester airports started conducting full body scans of travelers Monday. Those who refuse will be barred from boarding their flights.
从1日起，英国希斯罗机场以及曼彻斯特机场开始使用全身电子扫描仪，拒绝接受全身扫描的乘客将被禁止登机。
www.chinadaily.com.cn
Ninety-five percent of the body's serotonin is made by the gut, but gut serotonin cannot enter the brain because it is barred by a membrane, the so-called blood-brain barrier.
人体内95％的复合胺是由消化道生成的，但消化道复合胺由于血脑屏障的阻隔作用无法到达脑部。