无摩擦 [wú mó cā]
网络释义专业释义
防汗无摩擦跑步 sweat-resistant frictionless running
来表示无声喉壁摩擦音 Voiceless pharyngeal fricative
无载荷摩擦 no-load friction
双语例句原声例句
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永动机只能是一种无摩擦力的机器。
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理论上，一个无摩擦力的，或者说是理想的机器，输入和输出的功相等，因此效率是1，或者说是100%。
In a theoretically frictionless, or ideal, machine, the work input and work output are equal, and the efficiency would be 1, or 100%.
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无滑动、摩擦、转动部件，可降低能量损失。
No sliding, friction, rotating components, can reduce the energy loss.
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Somehow, if you could manufacture a really smooth frictionless surface, that if you took a hockey puck or something and an air cushion and you give it a push, in some idealized world, it'll travel forever.
如果你制造一个绝对光滑无摩擦的表面,然后在上面放个冰球或者别的什么,或者气垫,然后推它一下,在理想条件下,它会永远运动下去
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