Superman protects people in the subway train.
地铁中的超人在保护人们。
I can take a subway train directly.
就可以直接上地铁。
I had never been on a subway train so crowded in my life.
在我的一生当中，我从来没有见过那么拥挤的地铁。
I'm sorry, but how do I know the subway train is going south?
抱歉。我如何知道地铁是往南开的呢？
On the contrary, the subway train is of more advantages.
相反，地铁则具有更多的优点。
On the contrary, the subway train is of more advantages.
相反，地铁则具有更多的优点。
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