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永久运动是重要物理概念之一。
Perpetual motion is one of the important physical concepts.
youdao
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人家都在说，你是想要发现永久运动。
Folks do say that you are trying to discover the unending motion.
youdao
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人家都在说，你是想要发现永久运动。
Folks do say that you are trying to discover the unending motion.
youdao