Thrombinogen
凝血酶原, 前凝血酶
🗣️ 情景例句
Left, right. Enjoy it.
左 右。放 。
If they say you are good,ask yourself if it be true.
若有人称赞，自问对不对。
Ice is only as safe as the water from which it is made,
冰块只有当制造冰块的水安全时才是保险的，