city.id,city.ts,city.title
1,"2018-02-02 05:10:51",北京
2,"2018-02-02 05:10:51",上海
3,"2018-02-02 05:10:51",广州
4,"2018-02-02 05:10:51",深圳
5,"2018-02-02 05:10:51",成都
6,"2018-02-02 05:10:51",郑州
7,"2018-02-02 05:10:51",东莞
8,"2018-02-02 05:10:51",苏州
9,"2018-02-02 05:10:51",杭州
10,"2018-02-02 05:10:51",武汉
11,"2018-02-02 05:10:51",天津
12,"2018-02-02 05:10:51",西安