| 单词 | friction board |
| 释义 | friction boardnoun : a heavy compressed impregnated solid paperboard used for making pulleys usually by cutting into disks that are then compacted together coaxially |
| 随便看 |
英语词典包含469781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。