单词	pendulum
释义	pendulumpendulum /ˈpɛndʒələm/ noun (plural pendulums) Etymology ETYMOLOGYpendulum Origin: 1600-1700 Modern Latin Latin pendulus; ➔ PENDULOUS 1 [countable] a long stick or string with a weight at the bottom that swings regularly from side to side, and controls the operation of a large clock2the pendulum used to talk about the tendency of ideas, beliefs, etc. to change regularly from one position to an opposite one:  Today, the fashion pendulum is swinging back to more severe tailored styles.
随便看	anklet annals Annapolis anneal annex annexation annihilate annihilation anniversary Anno Domini annotate annotation announce announcement announcer annoy annoyance annoyed annoying annoyingly annual annualize annualized annually annual meeting

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