I live on the east side of town, so I have to cross the whole city to get to work.
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usage
One of the compass-district quartet 城东/城南/城西/城北 used to divide a city informally. Also the name of several official 城东区 (e.g. in Xining and Nanchang). When capitalised pinyin (Chéngdōng) is used, it usually refers to that district.