Fraction b prothrombin
[医] 前凝血酶B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
Don't worry about it. It's nothing.
别担心，没事儿。
I got my bicycle repaired.
我修好了脚踏车。
I think you got it last time.
我记得上回也是你请的。