I'm saying that I don't know. 我是说我不知道

447. If you tell anyone, ever...
     你要是敢和别人说
448. You said it was a seizure disorder.
     之前你说是癫痫发作
449. Now you're saying it isn't?
     现在你又说不是吗
450. I'm saying that I don't know.
     我是说我不知道
451. What do you think it could be? I don't know.
     你觉得是什么病呢 我不知道
452. When will you know? I don't have an answer for you for now.
     什么时候能知道 我现在没法回答
453. Katie is stable, and... Wait one damn minute.
     凯蒂目前情况稳定 给我打住

来自《实习医生格蕾 第一季 第一集 Grey's Anatomy S01E01》第 450 行