- a gearwheel interposed between two others to transmit torque without changing the direction of rotation to the velocity ratio
Also called: idler
| 单词 | idle wheel |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 i′dle wheel′, [Mach.]
Collins Concise English Dictionary © HarperCollins Publishers:: idle wheel n
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