Metathrombin
变性凝血酶, 无活力凝血酶
🗣️ 情景例句
He visited with Grandma and me in Florida
他到Florida看过祖母和我
I don't want to be lonely the rest of my life.
可我不想余生过得那么孤独。
I
我……我头痛和……（他开始咳起来）。