Thrombinogen
凝血酶原, 前凝血酶
🗣️ 情景例句
It's raining cats and dogs outside.
外面下着倾盆大雨。
The shortest answer is doing the thing.
最简短的回答就是干。
I had no sooner got off the ship than I was assailed by a man who wanted to sell me a diamond ring.
我刚下船，就被一个人截住，他向我兜售一枚钻石戒指。