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1. The free oscillation of the pendulum is a fascinating phenomenon.
摆的无规则摆动是一个引人入胜的现象。
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2. The scientist discovered that the free oscillation of the system could be used to predict futurebehavior.
科学家发现该系统的自由振荡可以用来预测未来的行动。
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3. In the study, we focused on the free oscillation of the system under different conditions.
在这项研究中，我们专注于系统在不同条件下的自由振荡。