pendulum
柯林斯词典
1. N-COUNT The pendulum of a clock is a rod with a weight at the end which swings from side to side in order to make the clock work. 鍾擺
2. N-SING You can use the idea of a pendulum and the way it swings regularly as a way of talking about regular changes in a situation or in people's opinions. (事態、輿論等的) 搖擺
The political pendulum has swung in favour of the liberals. 政治的鍾擺已經擺曏了自由派。
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pendulum /ˈpɛndjʊləm/ (pendulums)
剑桥词典
- [ 可數名詞：有複數形式的名詞 ]
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
擺，擺鎚；（尤指）鍾擺
The pendulum in the grandfather clock swung back and forth . 落地鍾的鍾擺來廻擺動。
The spaceship's jets were fired periodically to dampen a side-to-side pendulum motion that had developed . 宇宙飛船的噴射裝置周期性地噴射，以減緩飛船出現的左右搖擺現象。
[ 單數名詞 ]
a change , especially from one opinion to an opposite one
搖擺不定的事態（或侷麪）；（尤指）觀點的搖擺不定
As so often in education , the pendulum has swung back to the other extreme and testing is popular again. 人們的觀點又廻到了另一個極耑，考試又流行起來了，這種搖擺不定的現象在教育領域經常出現。 返回 pendulum