英语语法分析

The medical profession calls it tatt, short for "tired all the time".

医学界称之为TATT，是“tired all the time”(意思是：一直很累)的缩写。

Are you tired all the time? It's a symptom so common it even has a handy acronym - TATT - used by doctors on medical notes.

你是不是一直感到很累？这种症状非常常见，甚至都有缩写：TATT——医生们在写医疗记录时通常使用这种缩写。