Prothrombin
n. 凝血酶原\\n[化] 凝血酶原; 凝血因子II
🗣️ 情景例句
Excuse me. you got a minute?
对不起，能耽误你一分钟吗？
I'm writing to an old friend.
给一个老朋友。
Everybody admires him for his great sense of humour --
人人都钦佩他那绝妙的幽默感 -- 人人，