plug in

动词verb

1. 1idiomaticTo connect (an electrical device) to a plug socket.
2. 2idiomaticTo familiarize and integrate (a person) into an organization.
3. 3(idiomatic, mathematics) To replace a variable with a number in order to solve an equation.
4. 4idiomaticTo input or enter (data).
5. 5To become involved in something.