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Mary：
How long have you felt like this?
你觉得这样有多久了？
Doctor：
It started bothering me yesterday afternoon.
从昨天下午开始就折腾我了。
Mary：
I think I'd better take an X-ray.
我想最好给你拍一张X光片。
Doctor：
Can you see anything?
你发现什么了吗？
Mary：
It's a small cavity. It should be easy to fill.
有一个小洞，很容易补上的。