短語(yǔ)詞組短語(yǔ)be uncertain about 不確信;對(duì)沒(méi)有把握;對(duì);對(duì)…沒(méi)有掌握uncertain about the outcome 對(duì)結(jié)果不確知的Uncertain about an answer 廻答無(wú)把握的事情feel uncertain about 對(duì)…不自信 返回 uncertain about