粵典 (words.hk)Hong KongPhrase
指責其他人空有其言，#得把口；全句係「講就天下無敵，做就無能為力」或者「講就天下無敵，做就有心無力」 (incapable of accomplishing what one says; literally: being the greatest in the world when talking)
語句Examples
唓，佢講就天下無敵，預咗佢冇料到㗎啦。
ce1, keoi5 gong2 zau6 tin1 haa6 mou4 dik6, jyu6 zo2 keoi5 mou5 liu2 dou3 gaa3 laa1.
He talks big, but I don't expect him to deliver.