His doughty campaigns for the underprivileged have earned him national respect.他为弱势群体奔走呼号，赢得了全国的尊敬。Most of successful men have the characteristics of contumacy and doughty.绝大多数成功人士都有共同的特质：脾气倔强，性格刚强。The doughty old man ba...
我向下滚动文档搜索“美利坚合众国”。I scrolled down to find "United States of America".用箭头键把文件目录滚动一遍。Use the arrow keys to scroll through the list of files.滚动的球在山脚停住了.The rolling ball came to rest at the foot of the hill....