1 surname Ou

1 difference

2 to distinguish

3 to discriminate

4 to make a distinction

5 classifier: 个 gè

1 area

2 region

3 district

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 lump (of earth)

2 chunk

3 piece

4 classifier for pieces of cloth, cake, soap etc

5 (coll.) classifier for money and currency units

1 to chew on a large slab (idiom); a large mouthful is hard to chew

2 to tuck into a great meal

1 bed of straw and pillow of clay (idiom)

2 the correct etiquette for a filial son during the mourning period