1 surname Ou

1 difference

2 to distinguish

3 to discriminate

4 to make a distinction

5 classifier: 个 gè

1 local

2 regional

3 district (not necessarily formal administrative unit)

4 region

5 area

6 as suffix to city name, means prefecture or county (area administered by a prefecture-level city or county level city)

7 classifier: 个 gè

1 urban district

2 downtown

3 city center

1 direct, winner-takes-all system of election in use for village committees

2 preselection for a competition