Blood type was a contentious issue in the 1920's and 30's.
血型话题在20世纪20 - 30年代是一个有争议的话题。
Researchers say there is compelling evidence that he was ‘Kell positive’, a rare blood type which can cause serious health and fertility problems.
研究人员称具有强有力的语气证明他是“凯尔阳性”，这是一种罕见的血型，会导致严重的健康问题和生殖障碍。
The most common blood type in the world is type O. the rarest, type A-H, has been found in less than a dozen people since the type was discovered.
世界上最常见的血型是O型。A - H型血自发现以来只在上十人的身上找到过。
应用推荐