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原级：pendulum
pendulums的反义词
1. 摆锤;钟摆：223 vibration 震动 | 225 pendulums 摆锤;钟摆 | 226 simple pendulum 单摆
1. 911chaxun查询·英语单词
1. It is likely that the pendulums of China and the US will swing further apart in the short term.