| 释义 |
rhe·sus factorBrE /ˈriːsəs fæktə(r)/NAmE /ˈriːsəs fæktər/ noun [sing.] (medical 医学) a substance present in the red blood cells of around 85% of humans. Its presence (rhesus positive) or absence (rhesus negative) can be dangerous for babies when they are born and for people having blood transfusions. * Rh 因子 |