我的爱好很广泛。什么看书啦，听音乐啦，我都喜欢。可是我最喜欢的，也就是最喜欢的，那就是-看地图。
My hobby is very broad. What to read, listen to music, I like it. But my favorite, favorite, that is - look at a map.
去年我在网上，我认识了这样一群人，他们多是大学生，知识丰富，他们有着同一个爱好，那就是火车。
Last year I am on the net, I understanding so a group of person, they mostly university student, well-informed, they have the same of love, that be the train.
我认为那就是数学爱好者(数学家和真正的数学迷)怎样读数学论文的，或任何包含了许多数学的论文。
I think that's how mathematically-inclined people (mathematicians and hobbyists) read math papers, or any old papers containing a lot of math.
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