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1. Oxford Dictionary

   pendulum

   • IPA[ˈpɛndjʊləm]

   英式

   • n.
     a weight hung from a fixed point so that it can swing freely, especially a rod with a weight at the end that regulates the mechanism of a clock.；used to refer to the tendency of a situation to oscillate between one extreme and another

   • noun: pendulum, plural noun: pendulums

2. • 釋義
   • 相關詞

   n.

   名詞

   • 1. a weight hung from a fixed point so that it can swing freely, especially a rod with a weight at the end that regulates the mechanism of a clock.
   • ▪ used to refer to the tendency of a situation to oscillate between one extreme and another the pendulum of fashion

   compensation pendulum

   • n.
     a pendulum constructed from metals with differing coefficients of expansion in order to ...

   Oxford Dictionary

   compensation pendulum

   • n.
     a pendulum constructed from metals with differing coefficients of expansion in order to ...

   Oxford American Dictionary

   torsion pendulum

   • n.
     a pendulum that rotates rather than swings.

   Oxford Dictionary

   torsion pendulum

   • n.
     a pendulum that rotates rather than swings.

   Oxford American Dictionary

3. • 更多解釋

   pendulum

   • IPA[ˈpenjəl(ə)m]

   美式

   • n.
     a weight hung from a fixed point so that it can swing freely backward and forward, especially a ...

   Oxford American Dictionary