Thrombin,thrombase
[化] 因子IIa; 凝血因子IIa; 凝血酶
🗣️ 情景例句
This is a tough job.
这是一件困难的工作。
I'm afraid I don't know. Let me ask the supervisor in this section.
恐怕我不知道，让我来询问一下该组的负责人。
Look at this photo of Lily.
看莉莉的这张照片。