roller [ˈrəʊlə(r)]以下由轻松背单词网站提供
单词级别第3级基本释义n.滚筒,滚轴;海岸的巨浪英英释义a tube-shaped object in a machine that turns over and over in order to carry things along or press them down or together参考例句A steam roller is used in making and repairing roads. 蒸汽压路机用来修筑道路。Why do we like roller coasters? 为什么我们喜欢过山车? 推荐阅读 |