Fraction a prothrombin
[医] 前凝血酶A部
🧩 词语组成解析
n. 凝血酶原\\n[化] 凝血酶原; 凝血因子II
🗣️ 情景例句
People rushed to buy the shares.
人们抢着购买股票。
She began playing the violin when she was nine.
她从九岁就开始练习小提琴。
What Caused The Fire ?
是什么引发了火灾？