on tap

Từ điển Oxford Advanced Learner 8th

on ˈtap idiom
1. available to be used at any time
• We have this sort of information on tap.
2. beer that is on tap is in a ↑barrel with a tap on it
3. (NAmE)something that is on tap is being discussed or prepared and will happen soon
Main entry: ↑tap_idiom