名词
中文翻译:摆钟
同义词:
['bob', 'swing', 'pendulum']
例句:
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1. The bob pendulum on the clock is swinging back and forth.
时钟上的摆钟在来回摆动。
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2. The bob pendulum was used to measure time in ancient Egypt.
古代埃及使用摆钟来测量时间。
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3. The bob pendulum has been used in many scientific experiments.
摆钟在许多科学实验中被使用。