Metathrombin
变性凝血酶, 无活力凝血酶
🗣️ 情景例句
she's still alone, without her family.
她仍是孤单单的，找不到家。
When I saw they had left, I was shocked to tears.
当我目睹他们离去时，我悲伤得落下了眼泪。
Thanks very much!
太感谢你了！