講一套做一套
gong2 jat1 tou3 zou6 jat1 tou3
to talk in one way and act in another; to say one thing and does another; to not practice what one preaches; to go back on one's words
2 Written Forms
Meanings
- 1to talk in one way and act in another; to say one thing and does another; to not practice what one preaches; to go back on one's words