名词
中文翻译：加权杠杆
同义词：
['weighted axle', 'weighted pendulum']
例句：
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1.The weighted lever is used to adjust the tension in the cable.
加权杠杆用于调整电缆的张力。
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2. The engineer used a weighted lever to lift the heavy machine.
工程师使用一个加权杠杆来抬起沉重的机器。
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3. The weighted lever was designed to prevent accidents during construction.
加权杠杆被设计用来防止施工中的事故。