in action
01
(of a person) doing something one is trained for or is very good at
Idiom
예시들
The chef is in action in the kitchen, preparing dishes for the busy dinner rush.
02
(of a thing) serving its purpose or operating in a way that it is designed or programmed
Idiom예시들
The new software system proved to be reliable and efficient, as it remained in action without any issues during a busy week of data processing.
