Speakesn.斯皮克斯
speakv.讲;说话;演说;发言
speak in advocacy of为 ... 辩护演说
speak out in meeting畅所欲言;坦率发表自己的意见
speak for yourselvesvt.为自己辩护(谈自己的事)
speak loud and clear说话声音洪亮而清晰
speak fluent English说流利的英语
speak one's mind out说出自己的想法
speak with authority有权威或威信地说
speak within compass谨慎小心地说