Aptt
abbr. 部分凝血活酶时间（activated partial thromboplastin time）
🗣️ 情景例句
Congratulations on your wedding.
祝贺你们的婚礼。
Proverbs are the cream of a nation's thought.
谚语是一国的思想精华。
The sides of the dish were so smooth that it was almost impossible to attach hawsers and chains to the rim without damaging it.
盘子四边十分光滑，要在盘边拴上绳索或链条而同时又不损坏它是很难办到的。