Prothrombin
n. 凝血酶原\\n[化] 凝血酶原; 凝血因子II
🗣️ 情景例句
I appreciate your help very much.
我非常感激你的帮助。
Thank you for directions.
感谢你为我指路。
One authority on spiders made a census of the spiders in grass field in the south of England,
一位研究蜘蛛的权威对英国南部一块草坪上的蜘蛛作了一次调查。