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词汇
main-spring
释义
main-spring
英'meɪnspr'ɪŋ美'meɪnspr'ɪŋ
基本
英英
n.
主发条
¹⁰⁰
名词 mainspring:
the most important spring in a mechanical device especially a clock or watch; as it uncoils it drives the mechanism
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更新时间：2025/3/22 22:14:17