hook up to something

Từ điển Oxford Advanced Learner 8th

ˌhook ˈup (to sth) | ˌhook sb/sthˈup (to sth) derived
to connect sb/sth to a piece of electronic equipment, to a power supply or to the Internet
•She was then hooked up to an IV drip.
•Check that the computer is hooked up to the printer.
•A large proportion of the nation's households are hooked up to the Internet.
Main entry: ↑hook_derived