Thrombin,thrombase
[化] 因子IIa; 凝血因子IIa; 凝血酶
🗣️ 情景例句
Where did you receive your master degree?
你在哪里获得硕士学位的？
How long have you been studying English?
你学英语多久了？
Hasn't Mary told you?She invited Charlotte and me to dinner this evening.
玛丽没有告诉你吗？她邀请我和夏洛特今晚去吃饭。