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单词 pendulum
释义 pendulum n 1 weight hung on a cord from a fixed point so that it can swing freely 摆; 摆锤. 2 rod with a weight at the bottom that regulates the mechanism of a clock 钟摆. =>illus 见插图. 3 (idm 习语) the swing of the pendulum => swing2.
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更新时间:2024/12/28 19:23:59