prothrombin

名词 prothrombin:

1. a protein in blood plasma that is the inactive precursor of thrombin
   同义词：factor II

pro.throm.bin

n.（名词）
A plasma protein that is converted into thrombin during blood clotting.
凝血原酶：一种血浆蛋白质，在血液凝聚时转化成凝血酵素