Metathrombin
变性凝血酶, 无活力凝血酶
🗣️ 情景例句
I went back for it, but the ferry was gone.
等我回去找的时候 船已经开走了。
I prefer tea to coffee.
和咖啡相比，我更喜欢茶。
OK. I'm sure he would love to come.
好的。我相信他会来的。