1 different

2 distinct

3 not the same

4 not alike

1 today

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 to shed tears of sympathy (idiom)

1 a single day apart seems like three seasons (idiom)

1 one day apart seems like three years (idiom)

1 make your day's plan early in the morning (idiom)

2 early morning is the golden time of the day

1 lit. friends for a day (idiom)

2 fig. casual acquaintance