speakup什么意思

speak up英 [spi:k ʌp] 美 [spik ʌp] [词典]大声讲; 畅所欲言，清楚地表明看法; [例句]Uncle Herbert never argued, never spoke up for himself赫伯特叔叔从不与人争吵，也从不为自己辩护。