Học từ vựng | Vocabulary learning |call in


call in ()

/kɔːl ɪn/
/ˈkɒl ɪn/

to phone a place, especially the place where you work

The company had to call in a specialist to fix the technical issue.
During the emergency, they had to call in additional staff to help.
The doctor advised her to call in if her symptoms worsened.
The police were called in to investigate the burglary.


complication , commensurate , bring together , flexibly , on track