I'm quite deaf — you'll have to speak up.我耳背——你得大声说。If you thought that wasn't fair, why didn't you speak up?如果你认为那不公平, 为什么不说出口?If you have any complaint, don't just sulk ; speak up.你有意见提出来, 不要闹 ...

大声讲，畅所欲言，清楚地表明看法...

speak up的音标：speak up的英式发音音标为：[spi:k ʌp]speak up的美式发音音标为：[spik ʌp]...