Al-Ludra oscillated, but not regularly: not like a pendulum; rather, like someone who is at a loss between two choices.

Al Ludra无规律的振荡，与单摆不同，更像是一个人在两个选择中周旋。

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So a pendulum one meter long has a period of about two seconds.

因此1米长的钟摆，所用周期是2秒。

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Easily crossed borders allow people to become what some researchers call "pendulum migrants", those who split their year between two different countries.

由于跨越国境变的简单，会使一部分人成为研究者们所谓的“钟摆式移民”，即年复一年在两个国家之间迁移的人。

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After voting ended Monday--with a healthy turnout of about 84%--projections and returns swung like a pendulum between the two sides, and without the vote from abroad, the election's outcome was still far from clear.

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