单词 | rag wheel |
释义 | rag wheel/ˈraɡ wil/noun 1 Mechanics. A wheel with projections around the rim that catch into the links of a chain passing over it, as in a chain pump; a sprocket wheel. Now historical. 2A polishing wheel of a soft material, typically rags. OriginMid 17th century. From rag + wheel. |
随便看 |
|
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。