perpetual motion
英
美
- n.[物]永恒运动
详细释义
Noun:
-
motion that continues indefinitely without any external source of energy; impossible in practice because of friction
双语例句
- My organ grinder has discovered the miracle of perpetual motion.Round and round goes his arm, his body rocking to the effort.
我那位演奏风琴的艺人已发现了永恒运动的奥秘，他的手不断地拉来拉去，身体也随音乐摇晃。
用作名词 (n.)
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