Last Updated
：2025/11/20
simple machine
（ plural ）
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(physics, engineering) A device that only requires the application of a single force to work. / Used other than figuratively or idiomatically: see simple, machine.
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simple machine
A pulley is a simple machine that lets a single applied force lift a heavy load more easily.
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A pulley is a simple machine that lets a single applied force lift a heavy load more easily.
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