Thrombinogen
凝血酶原, 前凝血酶
🗣️ 情景例句
and I'd like your opinion about it.
我需要你的意见。
It seems to be clearing up.
看来天要放晴了。
It cuts a clean cylinder of rock,
这种钻头能切割一段光滑的圆柱形岩石，