podium

1. N-COUNT A podium is a small platform on which someone stands in order to give a lecture or conduct an orchestra. 講臺; (樂隊) 指揮臺

Unsteadily he mounted the podium, adjusted the microphone, coughed, and went completely blank. 他搖搖晃晃地走上講臺，調(diào)好麥克風(fēng)，咳嗽了幾聲，接著腦子就一片空白。