英语词汇ball bearing怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	ball bearing
释义	ball bearingn.（名词）abbr. bb, b.b.【缩写】 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 A hard ball used in such a bearing.滚珠：用于上述轴承的硬珠
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