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单词 bouncing-pin indicator
释义

bouncing-pin indicator

noun

: an instrument that indicates knocking in a gasoline engine by the electrically recorded jumps made by a steel pin resting on a steel plate
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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。

 

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更新时间:2026/5/30 22:55:13