RH factor
US /ˌɑːr eɪtʃ ˈfæk.tər/
UK /ˌɑːr eɪtʃ ˈfæk.tər/
1.
Rh因子, 恒河猴因子
a group of antigens on the surface of red blood cells, important for blood transfusions and in pregnancy
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Blood type O negative means you have no A, B, or Rh factor antigens.
O型阴性血意味着你没有A、B或Rh因子抗原。
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The doctor checked her Rh factor during her first prenatal visit.
医生在她第一次产前检查时检查了她的Rh因子。