1 (onom.) sound of singing, cheering etc

2 (phonetic)

3 (dialect) to chat

1 to ascertain

2 to act on

3 to criticize

4 to pass on

5 classifier for batches, lots, military flights

6 tier (for the ranking of universities and colleges)

1 to criticize

2 criticism

3 classifier: 个 gè

1 to do sth in batches or groups

1 (onom.) for crack, slap, clap, clatter etc

1 to get right to the heart of the matter (idiom)