1 different

2 distinct

3 not the same

4 not alike

1 (used in given names)

2 variant: 同 tóng

1 colleague

2 co-worker

3 classifier: 个 gè

4 classifier: 位 wèi

1 to study at the same school

2 fellow student

3 classmate

4 classifier: 位 wèi

5 classifier: 个 gè

1 at the same time

2 simultaneously

1 to shed tears of sympathy (idiom)

1 before the first wave subsides, a new wave rises (idiom); a new problem arises before the old is solved

2 many twists and turns to a story

3 one thing after another

1 lit. not even one stroke is negligent (idiom)

2 fig. to write characters (calligraphy) in which every stroke is placed perfectly

1 not one thread loose (idiom); strictly according to the rules

2 meticulous

3 not one hair out of place

1 to treat everyone equally favorably (idiom); not to discriminate between people