adj.负电极的；带负电荷的；电负性的
RH electronegative blood, who can explain? RH阴性血，谁能解释一下？
Call electronegative radiography again. 又称为阴性造影。
Check via 3 all electronegative, just can call cure. 经3次检查均阴性，方可称为治愈。
Fluorine is the most electronegative of all elements. 氟是电负性最强的元素。
Is liver function examination electronegative ability does not have a thing? ? 肝功能检查是不是都是阴性才没事？？
