Aptt
abbr. 部分凝血活酶时间（activated partial thromboplastin time）
🗣️ 情景例句
It's not finished yet.
现在还没有完成。
I'm sorry. I can't make it on Tuesday.
对不起，星期二我无法参加。
The children were running to move the bag of rice when they heard the sound of a motorbike.
孩子们跑去搬那包大米，这时他们听到摩托车的声音。