The Xi'an City Wall is the most complete city wall that has survived China's long history.

西安城墙是中国历史上保存最完整的城墙。

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It took us about 3 hours to go all the way around the Xi'an City Wall.

我们花了大约3个小时走完了西安城墙。

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"I am also a college student. I feel sorrow for you, " said "Liu Zhuoya, " from northwestern Xi'an City.

来自西北城市西安的网友“刘卓娅”说：“我也是一名大学生，听说你们的事迹，我很难过。”

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"It was just like May 12, " Liu Xi, a writer in Ya'an city, said via a private message on his account on the Twitter-like Weibo service.

NPR: China Rushes Relief After Sichuan Quake Kills 180