| 单词 | ball bearing |
| 释义 | ball bearing【化】 滚珠轴承; 球轴承 ball bearing ball bearing n.Abbr. bb,b.b.（名词）缩写 bb,b.b.1. A friction-reducing bearing consisting essentially of a ring-shaped track containing freely revolving hard metal balls against which a rotating shaft or other part turns.滚珠轴承：一种减少磨擦的轴承，主要由包括可自由旋转的硬金属珠的环状轨道构成，转动轴或其他部件因撞碰金属珠而转动2. A hard ball used in such a bearing.滚珠：用于上述轴承的硬珠 |
| 随便看 |
英汉双解词典收录913115条英汉汉英双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。