FRANKFURT - The European Central Bank faces a difficult balancing act on Thursday as it likely slashes its forecasts for growth and inflation while trying to temper speculation about imminentinterestratecuts. The ECB is certain to leave borrowing costs at record highs, with the only possible policy change relating to the end of its last surviving bond-buying scheme - a legacy of the COVID-19 pandemic. But the central bank's last meeting of the year will be anything but dull, with President Christine Lagarde under pressure to defend or ditch her guidance thatrates will stay where they are for the next couple of quarters. READ: ECB keeps rates on hold, rejects talk of future c...Keep on reading: ECB has tough job to fight rate cut bets as inflation falls