名词
中文翻译：摆锤的长度
同义词：
['pendulum length', 'length of a pendulum']
例句：
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1. The lengthof the pendulum is crucial fordetermining the angle of the swing.
摆锤的长度对于确定摆动的角度至关重要。
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2. The lengthof the pendulum was measured usinga ruler.
摆锤的长度是用尺子测量的。
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3. The length of the pendulum was used to calculate the force appliedto the object.
摆锤的长度被用来计算施加在物体上的力。