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单词 pendulum
释义 pendulum
pendulum /ˈpen.djʊ.ləm/ aep /-dʒə.ləm/ noun
1
F0 [C] a device consisting of a weight on a stick or thread that moves from one side to the other, especially one that forms a part of some types of clocks:
» The pendulum in the grandfather clock swung back and forth.» The spaceship's jets were fired periodically to dampen a side-to-side pendulum motion that had developed.Thesaurus+: ↑Watches and clocks
2
F0 [S] a change, especially from one opinion to an opposite one:
» As so often in education, the pendulum has swung back to the other extreme and testing is popular again.Thesaurus+: ↑Changing your mind
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更新时间:2025/1/7 8:46:24