海淀区

Haidian inner district of northeast Beijing, includes Peking University, Tsinghua University 清華大學|清华大学[Qing1 hua2 da4 xue2] and Zhongguancun 中關村|中关村[Zhong1 guan1 cun1]

surname Hai

ocean / sea / CL:個|个[ge4],片[pian4] / great number of people or things / (dialect) numerous

Haidian inner district of northeast Beijing, includes Peking University, Tsinghua University 清華大學|清华大学[Qing1 hua2 da4 xue2] and Zhongguancun 中關村|中关村[Zhong1 guan1 cun1]

shallow water

sediment / precipitate

surname Ou

area / region / district / small / distinguish / CL:個|个[ge4]