名词
中文翻译:支点
同义词:
['pivot', 'axis', 'point of balance']
例句:
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1.The engineer used the fulcrum pin to adjust the angle of the machine.
工程师使用杠杆的支点来调整机器的角度。
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2. The scientist discovered a new mechanism that uses the fulcrum pin to move heavy objects.
科学家发现了一种新的机制,它使用杠杆的支点来移动重物。
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3. The dancer used the fulcrum pin as a prop to support her weight during the performance.
舞者使用杠杆的支点作为道具来支撑她在表演期间的重量。